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    <label xlink:label="label_ndt_ndtCurrentPayablesFromTaxConsolidation_Standard" id="ndt_ndtCurrentPayablesFromTaxConsolidation_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Debiti per consolidato fiscale</label>
    <label xlink:label="label_ndt_ReserveOfExchangeDifferencesOnTranslationAndReserveOfCashFlowHedgesMember" id="ndt_ReserveOfExchangeDifferencesOnTranslationAndReserveOfCashFlowHedgesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Riserva per le differenze di cambio alla conversione e riserva di copertura dei flussi finanziari [member]</label>
    <label xlink:label="label_ndt_MiscellaneousOtherReservesAndRetainedEarningsExcludingProfitLossForReportingPeriodMember" id="ndt_MiscellaneousOtherReservesAndRetainedEarningsExcludingProfitLossForReportingPeriodMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Altre riserve di molteplice tipo e utili portati a nuovo, esclusi utili (perdite) per il periodo di riferimento [member]</label>
    <label xlink:label="label_ndt_ndtAdjustmentsForInterestExpenseAndAdjustmentsForInterestIncome_Standard" id="ndt_ndtAdjustmentsForInterestExpenseAndAdjustmentsForInterestIncome_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Rettifiche per interessi passivi e rettifiche per interessi attivi</label>
    <label xlink:label="label_ndt_ndtProfitLossBeforeTaxInterestDividendAndLossesGainsOnDisposalOfAssets_Standard" id="ndt_ndtProfitLossBeforeTaxInterestDividendAndLossesGainsOnDisposalOfAssets_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Utile (perdita) prima di imposte, interessi, dividendi e perdite (utili) sulla cessione di attività</label>
    <label xlink:label="label_ndt_ndtIncreaseDecreaseInOtherWorkingCapital_Standard" id="ndt_ndtIncreaseDecreaseInOtherWorkingCapital_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Altre variazioni del capitale circolante netto</label>
    <label xlink:label="label_ndt_ndtInterestPaidAndInterestReceivedClassifiedAsOperatingActivities_Standard" id="ndt_ndtInterestPaidAndInterestReceivedClassifiedAsOperatingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Interessi pagati e interessi ricevuti, classificati come attività operativa</label>
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    <label xlink:label="label_ndt_ndtProvisionsUsedClassifiedAsOperatingActivities_Standard" id="ndt_ndtProvisionsUsedClassifiedAsOperatingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Fondi utilizzati, classificati come attività operative</label>
    <label xlink:label="label_ndt_ndtEmployeeBenefitLiabilitiesPaidClassifiedAsOperatingActivities_Standard" id="ndt_ndtEmployeeBenefitLiabilitiesPaidClassifiedAsOperatingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Passività per benefici ai dipendenti corrisposte, classificate come attività operative</label>
    <label xlink:label="label_ndt_ndtProceedsFromSalesOfPropertyPlantAndEquipmentAndPurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities_Standard" id="ndt_ndtProceedsFromSalesOfPropertyPlantAndEquipmentAndPurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Incassi da vendite di immobili, impianti e macchinari e acquisto di immobili, impianti e macchinari, classificati come attività di investimento</label>
    <label xlink:label="label_ndt_ndtProceedsFromSalesOfIntangibleAssetsAndPurchaseOfIntangibleAssetsClassifiedAsInvestingActivities_Standard" id="ndt_ndtProceedsFromSalesOfIntangibleAssetsAndPurchaseOfIntangibleAssetsClassifiedAsInvestingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Incassi da vendite di attività immateriali e acquisto di attività immateriali, classificati come attività di investimento</label>
    <label xlink:label="label_ndt_ndtProceedsFromSalesOfNonCurrentFinancialAssetsAndPurchaseOfNonCurrentFinancialAssetsClassifiedAsInvestingActivities_Standard" id="ndt_ndtProceedsFromSalesOfNonCurrentFinancialAssetsAndPurchaseOfNonCurrentFinancialAssetsClassifiedAsInvestingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Proventi da cessione di attività finanziarie non correnti e acquisto di attività finanziarie non correnti, classificate come attività di investimento</label>
    <label xlink:label="label_ndt_ndtPurchaseOfNonCurrentFinancialAssetsClassifiedAsInvestingActivities_Standard" id="ndt_ndtPurchaseOfNonCurrentFinancialAssetsClassifiedAsInvestingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Acquisto di attività finanziarie non correnti, classificate come attività di investimento</label>
    <label xlink:label="label_ndt_ndtProceedsFromSalesOfNonCurrentFinancialAssetsClassifiedAsInvestingActivities_Standard" id="ndt_ndtProceedsFromSalesOfNonCurrentFinancialAssetsClassifiedAsInvestingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Proventi da cessione di attività finanziarie non correnti, classificate come attività di investimento</label>
    <label xlink:label="label_ndt_ndtProceedsFromSalesOfCurrentFinancialAssetsAndPurchaseOfCurrentFinancialAssetsClassifiedAsInvestingActivities_Standard" id="ndt_ndtProceedsFromSalesOfCurrentFinancialAssetsAndPurchaseOfCurrentFinancialAssetsClassifiedAsInvestingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Proventi da cessione di attività finanziarie correnti e acquisto di attività finanziarie correnti, classificati come attività di investimento</label>
    <label xlink:label="label_ndt_ndtPurchaseOfCurrentFinancialAssetsClassifiedAsInvestingActivities_Standard" id="ndt_ndtPurchaseOfCurrentFinancialAssetsClassifiedAsInvestingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Acquisto di attività finanziarie correnti, classificate come attività di investimento</label>
    <label xlink:label="label_ndt_ndtProceedsFromSalesOfCurrentFinancialAssetsClassifiedAsInvestingActivities_Standard" id="ndt_ndtProceedsFromSalesOfCurrentFinancialAssetsClassifiedAsInvestingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Proventi da cessione di attività finanziarie correnti, classificate come attività di investimento</label>
    <label xlink:label="label_ndt_ndtProceedsFromSalesOfOtherNonCurrentFinancialAssetsClassifiedAsInvestingActivities_Standard" id="ndt_ndtProceedsFromSalesOfOtherNonCurrentFinancialAssetsClassifiedAsInvestingActivities_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Proventi da vendite di altre attività finanziarie non correnti, classificate come attività di investimento</label>
    <label xlink:label="label_ndt_ndtCashFlowsFromUsedInFinancingActivitiesThirdPartyFunds_Standard" id="ndt_ndtCashFlowsFromUsedInFinancingActivitiesThirdPartyFunds_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Flussi finanziari derivanti da (usati in) attività di finanziamento, mezzi di terzi</label>
    <label xlink:label="label_ndt_ndtCashFlowsFromUsedInFinancingActivitiesOwnFunds_Standard" id="ndt_ndtCashFlowsFromUsedInFinancingActivitiesOwnFunds_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Flussi finanziari derivanti da (usati in) attività di finanziamento, mezzi propri</label>
    <label xlink:label="label_ndt_ndtaymentsToAcquireOrRedeemEntitysSharesAndProceedsFromSaleOrIssueOfTreasuryShares_Standard" id="ndt_ndtaymentsToAcquireOrRedeemEntitysSharesAndProceedsFromSaleOrIssueOfTreasuryShares_Standard" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Pagamenti per acquistare o liberare le azioni dell'entità e incassi da vendita o emissione di azioni proprie</label>
    <label xlink:label="label_ndt_ifrs-fullCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_PeriodStart" id="ndt_ifrs-fullCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_PeriodStart" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="it">Disponibilità liquide al 1° gennaio</label>
    <label xlink:label="label_ndt_ifrs-fullCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_PeriodEnd" id="ndt_ifrs-fullCashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition_PeriodEnd" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="it">Disponibilità liquide al 31 dicembre</label>
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