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  <xs:element id="gdc_ExerciseOfMay2025PreFundedWarrants" name="ExerciseOfMay2025PreFundedWarrants" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="gdc_PrepaymentsPolicyTextBlock" name="PrepaymentsPolicyTextBlock" type="dtr:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gdc_ScheduleOfEstimatedUsefulLifeIntangibleAssetsTableTextBlock" name="ScheduleOfEstimatedUsefulLifeIntangibleAssetsTableTextBlock" type="dtr:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="gdc_ProceedsFromShareholderLoan" name="ProceedsFromShareholderLoan" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="gdc_OfficeEquipmentAndFurnitureMember" name="OfficeEquipmentAndFurnitureMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="gdc_ScheduleOfEquipmentNetAbstract" name="ScheduleOfEquipmentNetAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
</xs:schema>
