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  <xsd:element name="IfrsSharesIssuedPricePerShare" id="msle_IfrsSharesIssuedPricePerShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="GrossProceedsFromIssuingEquity" id="msle_GrossProceedsFromIssuingEquity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="SharesIssueCashCostsForCommissionToAgents" id="msle_SharesIssueCashCostsForCommissionToAgents" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="SharesIssueProfessionalFeesAndRegulatoryCosts" id="msle_SharesIssueProfessionalFeesAndRegulatoryCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="SharesIssueAccruedProfessionalFeesAndRegulatoryCosts" id="msle_SharesIssueAccruedProfessionalFeesAndRegulatoryCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ClassOfWarrantOrRightIssued" id="msle_ClassOfWarrantOrRightIssued" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ClassOfWarrantOrRightIssuedWeightedAverageExercisePrice" id="msle_ClassOfWarrantOrRightIssuedWeightedAverageExercisePrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IfrsClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight" id="msle_IfrsClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="CommitmentsAndContingenciesAbstract" id="msle_CommitmentsAndContingenciesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DisclosureOfCapitalManagementAbstract" id="msle_DisclosureOfCapitalManagementAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IfrsScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" id="msle_IfrsScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DiscoveryExpenses" id="msle_DiscoveryExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PreclinicalExpenses" id="msle_PreclinicalExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ChemistryManufacturingControlExpenses" id="msle_ChemistryManufacturingControlExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ClinicalExpenses" id="msle_ClinicalExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="CommitmentsAndContingenciesTable" id="msle_CommitmentsAndContingenciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CommitmentsAndContingenciesLineItems" id="msle_CommitmentsAndContingenciesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EachTimeLicensedProductIsSubjectOfApprovedIndMember" id="msle_EachTimeLicensedProductIsSubjectOfApprovedIndMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EachTimeLicensedProductFirstEntersPhaseIiHumanClinicalTrialsMember" id="msle_EachTimeLicensedProductFirstEntersPhaseIiHumanClinicalTrialsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EachTimeLicensedProductFirstEntersPhaseIiiHumanClinicalTrialsMember" id="msle_EachTimeLicensedProductFirstEntersPhaseIiiHumanClinicalTrialsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EachTimeLicensedProductIsSubjectOfRegulatoryApprovalMember" id="msle_EachTimeLicensedProductIsSubjectOfRegulatoryApprovalMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="RoyaltiesAsPercentageOfNetSalesInScenarioOne" id="msle_RoyaltiesAsPercentageOfNetSalesInScenarioOne" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RoyaltiesAsPercentageOfNetSalesInScenarioTwo" id="msle_RoyaltiesAsPercentageOfNetSalesInScenarioTwo" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PaymentsForMilestoneSubjectToTriggeringEvents" id="msle_PaymentsForMilestoneSubjectToTriggeringEvents" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NumberOfPaymentPerNewDrugCandidate" id="msle_NumberOfPaymentPerNewDrugCandidate" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PercentageOfSublicensingIncomeForPaymentsWhichAreSubjectToTriggeringEvents" id="msle_PercentageOfSublicensingIncomeForPaymentsWhichAreSubjectToTriggeringEvents" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="MilestonePaymentsMade" id="msle_MilestonePaymentsMade" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="BloomBurtonSecuritiesIncMember" id="msle_BloomBurtonSecuritiesIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="Mr.WilliamJaroszMember" id="msle_Mr.WilliamJaroszMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CommissionPaidRelatedPartyTransactions" id="msle_CommissionPaidRelatedPartyTransactions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ReimbursementOfLegalAndRelatedFeesRelatedPartyTransactions" id="msle_ReimbursementOfLegalAndRelatedFeesRelatedPartyTransactions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="TaxEffectOfShareIssuanceCostsAndOtherTimingDifferences" id="msle_TaxEffectOfShareIssuanceCostsAndOtherTimingDifferences" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="TaxEffectOfIncomeTaxBenefitNotRecognized" id="msle_TaxEffectOfIncomeTaxBenefitNotRecognized" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ShareIssuanceCostsAndOtherMember" id="msle_ShareIssuanceCostsAndOtherMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IntangibleAssetsMember" id="msle_IntangibleAssetsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ResearchAndDevelopmentCostsMember" id="msle_ResearchAndDevelopmentCostsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfGeographicalAreasInWhichCompanyOperates" id="msle_NumberOfGeographicalAreasInWhichCompanyOperates" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ReceivablesMember" id="msle_ReceivablesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PercentageOfReasonablyPossibleIncreaseInRiskAssumption" id="msle_PercentageOfReasonablyPossibleIncreaseInRiskAssumption" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IncreaseDecreaseInLossAndComprehensiveLossDueToReasonablyPossibleIncreaseInDesignatedRiskComponent" id="msle_IncreaseDecreaseInLossAndComprehensiveLossDueToReasonablyPossibleIncreaseInDesignatedRiskComponent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PercentageOfReasonablyPossibleDecreaseInRiskAssumption" id="msle_PercentageOfReasonablyPossibleDecreaseInRiskAssumption" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IncreaseDecreaseInLossAndComprehensiveLossDueToReasonablyPossibleDecreaseInDesignatedRiskComponent" id="msle_IncreaseDecreaseInLossAndComprehensiveLossDueToReasonablyPossibleDecreaseInDesignatedRiskComponent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="DisclosureOfChangeInPresentationCurrencyTable" id="msle_DisclosureOfChangeInPresentationCurrencyTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DisclosureOfChangeInPresentationCurrencyLineItems" id="msle_DisclosureOfChangeInPresentationCurrencyLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="TradeAndOtherCurrentReceivablesExcludingPrepayments" id="msle_TradeAndOtherCurrentReceivablesExcludingPrepayments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="IfrsNonoperatingIncomeExpenseAbstract" id="msle_IfrsNonoperatingIncomeExpenseAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CommitmentsMilestonePaymentsMember" id="msle_CommitmentsMilestonePaymentsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IfrsCashAndCashEquivalentsMember" id="msle_IfrsCashAndCashEquivalentsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IfrsShortTermInvestmentsMember" id="msle_IfrsShortTermInvestmentsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="IfrsAccountsPayableAndAccruedLiabilitiesMember" id="msle_IfrsAccountsPayableAndAccruedLiabilitiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ResearchAndDevelopmentExpensesMember" id="msle_ResearchAndDevelopmentExpensesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ScheduleOfStockholdersEquityNoteWarrantsOrRightsExcludingPreFundedWarrantsTableTextBlock" id="msle_ScheduleOfStockholdersEquityNoteWarrantsOrRightsExcludingPreFundedWarrantsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PreFundedWarrantEarningsLossPerShareBasic" id="msle_PreFundedWarrantEarningsLossPerShareBasic" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PreFundedWarrantEarningsLossPerShareDiluted" id="msle_PreFundedWarrantEarningsLossPerShareDiluted" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="TaxEffectOfAdjustmentToProvisionVersusStatutoryTaxReturns" id="msle_TaxEffectOfAdjustmentToProvisionVersusStatutoryTaxReturns" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="NetIncome" id="msle_NetIncome" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
</xsd:schema>
