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  <xs:element name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm"/>
  <xs:element name="OperatingLeaseRightOfUseAssetGross" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="daic_OperatingLeaseRightOfUseAssetGross"/>
  <xs:element name="OperatingLeaseRightOfUseAssetAccumulatedAmortization" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="daic_OperatingLeaseRightOfUseAssetAccumulatedAmortization"/>
  <xs:element name="TransactionCostsAccruedForCohenCapitalMarket" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="daic_TransactionCostsAccruedForCohenCapitalMarket"/>
  <xs:element name="InventoryShippingCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="daic_InventoryShippingCosts"/>
  <xs:element name="TotalRevenue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="daic_TotalRevenue"/>
  <xs:element name="EffectiveIncomeTaxRateReconciliationChangesInValuationAllowanceEffectofCrossBorderTaxLaws" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="daic_EffectiveIncomeTaxRateReconciliationChangesInValuationAllowanceEffectofCrossBorderTaxLaws"/>
  <xs:element name="EffectiveIncomeTaxRateReconciliationChangesInValuationAllowanceEffectofCrossBorderTaxLawsPercentage" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_EffectiveIncomeTaxRateReconciliationChangesInValuationAllowanceEffectofCrossBorderTaxLawsPercentage"/>
  <xs:element name="ChangeInFairValueOfSAFEAgreementsPercentage" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_ChangeInFairValueOfSAFEAgreementsPercentage"/>
  <xs:element name="IncomeTaxReconciliationNondeductibleExpenseLossOnExtinguishmentOfDebt" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="daic_IncomeTaxReconciliationNondeductibleExpenseLossOnExtinguishmentOfDebt"/>
  <xs:element name="EffectiveIncomeTaxRateReconciliationNondeductibleExpenseLossOnExtinguishmentOfDebtPercentage" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseLossOnExtinguishmentOfDebtPercentage"/>
  <xs:element name="DeferredTaxTrueups" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="daic_DeferredTaxTrueups"/>
  <xs:element name="DeferredTaxLiabilitiesRightOfUseAsset" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="daic_DeferredTaxLiabilitiesRightOfUseAsset"/>
  <xs:element name="DeferredTaxLiabilitiesAccrualToCashAdjustment" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="daic_DeferredTaxLiabilitiesAccrualToCashAdjustment"/>
  <xs:element name="DeferredTaxLiabilitiesChangeInFairValueOfSAFEAgreement" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="daic_DeferredTaxLiabilitiesChangeInFairValueOfSAFEAgreement"/>
  <xs:element name="DeferredTaxLiabilitiesRampDTaxCreditCarryovers" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="daic_DeferredTaxLiabilitiesRampDTaxCreditCarryovers"/>
  <xs:element name="DeferredTaxLiabilitiesRightofuseAsset" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="daic_DeferredTaxLiabilitiesRightofuseAsset"/>
  <xs:element name="DeferredTaxLiabilitiesStockOptions" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="daic_DeferredTaxLiabilitiesStockOptions"/>
  <xs:element name="PropertyandEquipmentScheduleofPropertyandEquipmentNetDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="daic_PropertyandEquipmentScheduleofPropertyandEquipmentNetDetailsTable"/>
  <xs:element name="PropertyandEquipmentScheduleofPropertyandEquipmentNetDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PropertyandEquipmentScheduleofPropertyandEquipmentNetDetailsLineItems"/>
  <xs:element name="CompanyInformationDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="daic_CompanyInformationDetailsTable"/>
  <xs:element name="WorkingCapital" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="daic_WorkingCapital"/>
  <xs:element name="SummaryofSignificantAccountingPoliciesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="daic_SummaryofSignificantAccountingPoliciesDetailsTable"/>
  <xs:element name="RightofuseLeaseLiabilitiesTerms" type="xbrli:durationItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="daic_RightofuseLeaseLiabilitiesTerms"/>
  <xs:element name="PercentageOfBeneficialOwnership" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PercentageOfBeneficialOwnership"/>
  <xs:element name="PeriodOfAutomaticRenewal" type="xbrli:durationItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="daic_PeriodOfAutomaticRenewal"/>
  <xs:element name="BusinessCombinationandReverseRecapitalizationDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="daic_BusinessCombinationandReverseRecapitalizationDetailsTable"/>
  <xs:element name="RegistrationFeesPaid" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="daic_RegistrationFeesPaid"/>
  <xs:element name="MinimumProvisionForRequiringPaymentPercentage" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_MinimumProvisionForRequiringPaymentPercentage"/>
  <xs:element name="DerecognizedLiability" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="daic_DerecognizedLiability"/>
  <xs:element name="FranchiseTaxLiability" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="daic_FranchiseTaxLiability"/>
  <xs:element name="PercentageOfStockRepurchaseExciseTax" type="dtr:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="daic_PercentageOfStockRepurchaseExciseTax"/>
  <xs:element name="ExciseTaxLiabilityWriteOff" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="daic_ExciseTaxLiabilityWriteOff"/>
  <xs:element name="ConcentrationsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="daic_ConcentrationsDetailsTable"/>
  <xs:element name="TrancheDomainDomain" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_TrancheDomainDomain"/>
  <xs:element name="LoansandFairValueMeasurementsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="daic_LoansandFairValueMeasurementsDetailsTable"/>
  <xs:element name="StatedDiscountRates" type="dtr:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="daic_StatedDiscountRates"/>
  <xs:element name="PostmoneyValuationCap" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="daic_PostmoneyValuationCap"/>
  <xs:element name="FairValueCommonStockClosingPerShare" type="dtr:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_FairValueCommonStockClosingPerShare"/>
  <xs:element name="PercentageOfEquityLineOfCredit" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PercentageOfEquityLineOfCredit"/>
  <xs:element name="DebtInstrumentConvertibleBeneficialConversionRatio" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_DebtInstrumentConvertibleBeneficialConversionRatio"/>
  <xs:element name="VolumeWeightedAverageTradingDays" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_VolumeWeightedAverageTradingDays"/>
  <xs:element name="EffectiveIncomeTaxRateConvertibleAtPrice" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_EffectiveIncomeTaxRateConvertibleAtPrice"/>
  <xs:element name="NumberOfWarrantLiabilityDecreasedAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="daic_NumberOfWarrantLiabilityDecreasedAmount"/>
  <xs:element name="FairValueOfWarrantLiabilityDecreasedAmount" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="daic_FairValueOfWarrantLiabilityDecreasedAmount"/>
  <xs:element name="EquityLineofCreditELOCDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="daic_EquityLineofCreditELOCDetailsTable"/>
  <xs:element name="PercentageOfLowestVolumeWeightedAveragePrice" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PercentageOfLowestVolumeWeightedAveragePrice"/>
  <xs:element name="PercentageOfGreaterVolumeWeightedAveragePrice" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PercentageOfGreaterVolumeWeightedAveragePrice"/>
  <xs:element name="PurchasePrice" type="dtr:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PurchasePrice"/>
  <xs:element name="EquityIncentivePlanDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="daic_EquityIncentivePlanDetailsTable"/>
  <xs:element name="NetLossPerShareDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="daic_NetLossPerShareDetailsTable"/>
  <xs:element name="LeasesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="daic_LeasesDetailsTable"/>
  <xs:element name="RentPerSquareFoot" type="dtr:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_RentPerSquareFoot"/>
  <xs:element name="OperatingLeaseRentExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="daic_OperatingLeaseRentExpenses"/>
  <xs:element name="PercentageOfRentAnnuallyIncreasing" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PercentageOfRentAnnuallyIncreasing"/>
  <xs:element name="OperatingExpensesOfPremisesNotToExceedPerSquareFoot" type="dtr:perShareItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="daic_OperatingExpensesOfPremisesNotToExceedPerSquareFoot"/>
  <xs:element name="RelatedPartyTransactionsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="daic_RelatedPartyTransactionsDetailsTable"/>
  <xs:element name="SubleaseTermOfContract" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_SubleaseTermOfContract"/>
  <xs:element name="RentExpense" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="daic_RentExpense"/>
  <xs:element name="MonthlyRent" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="daic_MonthlyRent"/>
  <xs:element name="PercentageOfStockOptionConversionRatio" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PercentageOfStockOptionConversionRatio"/>
  <xs:element name="ConvertingPerShare" type="dtr:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_ConvertingPerShare"/>
  <xs:element name="RevenueTerm" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_RevenueTerm"/>
  <xs:element name="IncomeTaxesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="daic_IncomeTaxesDetailsTable"/>
  <xs:element name="ValuationAllowanceAgainstDeferredTaxAssets" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_ValuationAllowanceAgainstDeferredTaxAssets"/>
  <xs:element name="ValuationAllowance" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="daic_ValuationAllowance"/>
  <xs:element name="SubsequentEventsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="daic_SubsequentEventsDetailsTable"/>
  <xs:element name="DebtInstrumentAccruedInterestPercentage" type="dtr:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="daic_DebtInstrumentAccruedInterestPercentage"/>
  <xs:element name="TrancheAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:dimensionItem" id="daic_TrancheAxis"/>
  <xs:element name="AccountingChangesAndErrorCorrectionsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_AccountingChangesAndErrorCorrectionsMember"/>
  <xs:element name="AnotherCustomerMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_AnotherCustomerMember"/>
  <xs:element name="BridgeLoan1Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_BridgeLoan1Member"/>
  <xs:element name="BridgeLoan2Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_BridgeLoan2Member"/>
  <xs:element name="BridgeLoan3Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_BridgeLoan3Member"/>
  <xs:element name="BridgeLoan4Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_BridgeLoan4Member"/>
  <xs:element name="BridgeLoan5Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_BridgeLoan5Member"/>
  <xs:element name="BridgeLoanAgreementsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_BridgeLoanAgreementsMember"/>
  <xs:element name="BusinessCombinationAgreementMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_BusinessCombinationAgreementMember"/>
  <xs:element name="CharlesMaddoxMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_CharlesMaddoxMember"/>
  <xs:element name="ChiefTechnologyOfficerMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_ChiefTechnologyOfficerMember"/>
  <xs:element name="CommonStockIssuedToHoldersOfSEEIDIncMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_CommonStockIssuedToHoldersOfSEEIDIncMember"/>
  <xs:element name="CommonStockIssuedToPIPEInvestorsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_CommonStockIssuedToPIPEInvestorsMember"/>
  <xs:element name="CommonStockIssuedToSeeIdSafeNoteHoldersMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_CommonStockIssuedToSeeIdSafeNoteHoldersMember"/>
  <xs:element name="CommonStockIssuedToStartUpNVMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_CommonStockIssuedToStartUpNVMember"/>
  <xs:element name="CommonStockParValueOf00001PerShareMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_CommonStockParValueOf00001PerShareMember"/>
  <xs:element name="ContinentalStockTransferTrustCoMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_ContinentalStockTransferTrustCoMember"/>
  <xs:element name="DLAPiperLLPMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_DLAPiperLLPMember"/>
  <xs:element name="EdgarAgentsLLCMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_EdgarAgentsLLCMember"/>
  <xs:element name="ElevenMonthlyPaymentsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_ElevenMonthlyPaymentsMember"/>
  <xs:element name="EquityLineOfCreditMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_EquityLineOfCreditMember"/>
  <xs:element name="InitialPaymentMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_InitialPaymentMember"/>
  <xs:element name="JJAstorCoMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_JJAstorCoMember"/>
  <xs:element name="LegacyCommonStockMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_LegacyCommonStockMember"/>
  <xs:element name="NewCirclePrincipalInvestmentLLCMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_NewCirclePrincipalInvestmentLLCMember"/>
  <xs:element name="OBBBAMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_OBBBAMember"/>
  <xs:element name="OfficersAndDirectorMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_OfficersAndDirectorMember"/>
  <xs:element name="OneCustomerMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_OneCustomerMember"/>
  <xs:element name="OrdinarySharesHeldByDLAPiperLLPMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_OrdinarySharesHeldByDLAPiperLLPMember"/>
  <xs:element name="OrdinarySharesHeldByNonRedemptionShareHoldersMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_OrdinarySharesHeldByNonRedemptionShareHoldersMember"/>
  <xs:element name="OrdinarySharesHeldByShoulderUpBridgeLoanHolderMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_OrdinarySharesHeldByShoulderUpBridgeLoanHolderMember"/>
  <xs:element name="OriginalPublicShareholdersMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_OriginalPublicShareholdersMember"/>
  <xs:element name="PIPE1Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PIPE1Member"/>
  <xs:element name="PIPE2Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PIPE2Member"/>
  <xs:element name="PIPE3Member" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PIPE3Member"/>
  <xs:element name="PIPEInvestmentsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PIPEInvestmentsMember"/>
  <xs:element name="PIPEInvestorsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PIPEInvestorsMember"/>
  <xs:element name="PRBTransportationLLCMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PRBTransportationLLCMember"/>
  <xs:element name="PopeTechnologiesLLCMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PopeTechnologiesLLCMember"/>
  <xs:element name="ProductsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_ProductsMember"/>
  <xs:element name="PublicAndPrivateWarrantsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PublicAndPrivateWarrantsMember"/>
  <xs:element name="PublicShareholdersMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_PublicShareholdersMember"/>
  <xs:element name="RevisionMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_RevisionMember"/>
  <xs:element name="SAFEAgreementsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_SAFEAgreementsMember"/>
  <xs:element name="SAFENoteHoldersMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_SAFENoteHoldersMember"/>
  <xs:element name="SeniorSecuredConvertibleLoanMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_SeniorSecuredConvertibleLoanMember"/>
  <xs:element name="ServicesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_ServicesMember"/>
  <xs:element name="ShareSubscriptionLineOfCreditAgreementMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_ShareSubscriptionLineOfCreditAgreementMember"/>
  <xs:element name="ShoulderUpBridgeLoanMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_ShoulderUpBridgeLoanMember"/>
  <xs:element name="ShoulderUpMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_ShoulderUpMember"/>
  <xs:element name="ShoulderUpsOfficersAndDirectorsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_ShoulderUpsOfficersAndDirectorsMember"/>
  <xs:element name="StandbyEquityPurchaseAgreementMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_StandbyEquityPurchaseAgreementMember"/>
  <xs:element name="StartUpNVMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_StartUpNVMember"/>
  <xs:element name="ThreeCustomerMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_ThreeCustomerMember"/>
  <xs:element name="TrancheOneMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_TrancheOneMember"/>
  <xs:element name="TrancheTwoMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_TrancheTwoMember"/>
  <xs:element name="TwoCustomerMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_TwoCustomerMember"/>
  <xs:element name="TwoThousandTwentyFourIncentivePlanMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_TwoThousandTwentyFourIncentivePlanMember"/>
  <xs:element name="TwoThousandTwentyOneEquityInventivePlanMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_TwoThousandTwentyOneEquityInventivePlanMember"/>
  <xs:element name="UnsecuredBridgeLoanAgreementsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_UnsecuredBridgeLoanAgreementsMember"/>
  <xs:element name="WarrantsEachExercisableForOneShareOfCommonStockAtAnExercisePriceOf1150PerShareMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_WarrantsEachExercisableForOneShareOfCommonStockAtAnExercisePriceOf1150PerShareMember"/>
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  <xs:element name="DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="daic_DocumentAndEntityInformationAbstract"/>
</xs:schema>
