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  <labelArc
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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  <labelArc
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  <label
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  <labelArc
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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  <label
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  <labelArc
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_OtherComprehensiveIncomeBeforeTaxCashFlowHedges"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_OtherComprehensiveIncomeBeforeTaxCashFlowHedges_terseLabel_fr"
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  <labelArc
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_FinanceCosts"
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  <label
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_OtherCurrentFinancialAssets"
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  <label
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    xlink:label="ifrs-full_OtherCurrentFinancialAssets_terseLabel_fr"
    xlink:role="http://www.xbrl.org/2003/role/terseLabel"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_OtherFinanceCost"
    xlink:to="ifrs-full_OtherFinanceCost_negatedLabel_fr"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_OtherFinanceCost_negatedLabel_fr"
    xlink:role="http://www.xbrl.org/2009/role/negatedLabel"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_CurrentTradeReceivables"
    xlink:to="ifrs-full_CurrentTradeReceivables_terseLabel_fr"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_CurrentTradeReceivables_terseLabel_fr"
    xlink:role="http://www.xbrl.org/2003/role/terseLabel"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory"
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  <label
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    xlink:label="ifrs-full_DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory_terseLabel_fr"
    xlink:role="http://www.xbrl.org/2003/role/terseLabel"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory_terseLabel_fr"
    xlink:role="http://www.xbrl.org/2003/role/terseLabel"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_DescriptionOfAccountingPolicyForTradeAndOtherReceivablesExplanatory"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_DescriptionOfAccountingPolicyForTradeAndOtherReceivablesExplanatory_terseLabel_fr"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAccountPayable"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAccountPayable_terseLabel_fr"
    xlink:role="http://www.xbrl.org/2003/role/terseLabel"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges"
    xlink:to="ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges_terseLabel_fr"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges_terseLabel_fr"
    xlink:role="http://www.xbrl.org/2003/role/terseLabel"
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  >Variation de trésorerie et équivalents de trésorerie</label>
  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="nk_NetFinancialDebtExpense"
    xlink:to="nk_NetFinancialDebtExpense_label_fr"
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  <label
    xlink:type="resource"
    xlink:label="nk_NetFinancialDebtExpense_label_fr"
    xlink:role="http://www.xbrl.org/2003/role/label"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
    xlink:to="ifrs-full_CashFlowsFromUsedInOperatingActivities_totalLabel_fr"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivities_totalLabel_fr"
    xlink:role="http://www.xbrl.org/2003/role/totalLabel"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_NoncontrollingInterests"
    xlink:to="ifrs-full_NoncontrollingInterests_terseLabel_fr"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_NoncontrollingInterests_terseLabel_fr"
    xlink:role="http://www.xbrl.org/2003/role/terseLabel"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_ProfitLoss"
    xlink:to="ifrs-full_ProfitLoss_terseLabel_fr"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_ProfitLoss_terseLabel_fr"
    xlink:role="http://www.xbrl.org/2003/role/terseLabel"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_AdjustmentsForDecreaseIncreaseInInventories"
    xlink:to="ifrs-full_AdjustmentsForDecreaseIncreaseInInventories_terseLabel_fr"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInInventories_terseLabel_fr"
    xlink:role="http://www.xbrl.org/2003/role/terseLabel"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_EquityAttributableToOwnersOfParentMember"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_EquityAttributableToOwnersOfParentMember_terseLabel_fr"
    xlink:role="http://www.xbrl.org/2003/role/terseLabel"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_BankOverdraftsClassifiedAsCashEquivalents"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_BankOverdraftsClassifiedAsCashEquivalents_terseLabel_fr"
    xlink:role="http://www.xbrl.org/2003/role/terseLabel"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSale"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSale_terseLabel_fr"
    xlink:role="http://www.xbrl.org/2003/role/terseLabel"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets_terseLabel_fr"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivities"
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  <label
    xlink:type="resource"
    xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivities_totalLabel_fr"
    xlink:role="http://www.xbrl.org/2003/role/totalLabel"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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    xlink:to="ifrs-full_GainsLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax_terseLabel_fr"
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  <label
    xlink:type="resource"
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  <labelArc
    xlink:type="arc"
    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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  <label
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    xlink:label="ifrs-full_DisclosureOfIssuedCapitalExplanatory_terseLabel_fr"
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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    xlink:label="ifrs-full_DisclosureOfEffectOfChangesInForeignExchangeRatesExplanatory_terseLabel_fr"
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  <labelArc
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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  <label
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  <labelArc
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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  <label
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  <labelArc
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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  <labelArc
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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    xlink:label="ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory_terseLabel_fr"
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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  <label
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  <labelArc
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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  <label
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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    xlink:role="http://www.xbrl.org/2003/role/totalLabel"
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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  <labelArc
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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  <label
    xlink:type="resource"
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  <labelArc
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  <label
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  <labelArc
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  <label
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    xlink:role="http://www.xbrl.org/2003/role/documentation"
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  <labelArc
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  <label
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  <label
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  <label
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  <labelArc
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  <label
    xlink:type="resource"
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  <labelArc
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  <label
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  <labelArc
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  <label
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  <label
    xlink:type="resource"
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  <labelArc
    xlink:type="arc"
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  <label
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    xlink:from="nk_OtherNonRecurringItems"
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  <label
    xlink:type="resource"
    xlink:label="nk_OtherNonRecurringItems_documentation_fr"
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  <label
    xlink:type="resource"
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    xlink:from="ifrs-full_CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition"
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  <label
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  <labelArc
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    xlink:from="ifrs-full_OtherFinanceIncome"
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  <label
    xlink:type="resource"
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  <labelArc
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  <label
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  <labelArc
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  <label
    xlink:type="resource"
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  <label
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  <label
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  <labelArc
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  <label
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  <label
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  <label
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  <label
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  <labelArc
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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  <label
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  <labelArc
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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  <label
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    xlink:from="ifrs-full_LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale"
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  <label
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  <label
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  <label
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  <labelArc
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
    xlink:from="ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory"
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  <label
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    xlink:label="ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory_terseLabel_fr"
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  <label
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  <labelArc
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  <label
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    xlink:role="http://www.xbrl.org/2009/role/negatedLabel"
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  <labelArc
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    xlink:from="nk_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleRelatedToBusinessesThree"
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  <label
    xlink:type="resource"
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  <label
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  <labelArc
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    xlink:from="ifrs-full_DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory"
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  <label
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    xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label"
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  <label
    xlink:type="resource"
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  <label
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