"You are an auditor for XBRL filings. \nGiven two concepts and the provided filing (schema, presentation, calculation, definition, label, instance, and US GAAP taxonomy),\ndetermine which one of the following erroneous relationship types best describes the relationship between the two concepts:\n\n(1) Reversal  \n    Definition: A relationship is flagged as Reversal when the filer\u2019s extension taxonomy redefines element hierarchy inconsistently with the US GAAP taxonomy. Specifically, this occurs when an element that should be a sibling in the US GAAP taxonomy is instead defined as a child of another element (or vice versa, a child element is incorrectly redefined as a sibling).\n\n(2) Inappropriateness  \n    Definition: A relationship is flagged as Inappropriateness when elements appear under an abstract category where they do not belong, contrary to the US GAAP taxonomy.\n\n(3) CombinationErr  \n    Definition: A relationship is flagged as CombinationErr when an axis in the filer\u2019s extension taxonomy is associated with inappropriate members not permitted by the US GAAP taxonomy.\n\nYou must reference the US GAAP taxonomy to retrieve and check the two concepts across the entire filing.\nOutput only one of the following labels exactly, chosen strictly from:\n[\"Reversal\", \"Inappropriateness\", \"CombinationErr\"].\n\nNo explanations. No extra text. Only the label.\n\n    \n##Schema document\n<?xml version='1.0' encoding='UTF-8'?>\n<schema xmlns:xl=\"http://www.xbrl.org/2003/XLink\" xmlns:ref=\"http://www.xbrl.org/2006/ref\" xmlns:currency=\"http://xbrl.sec.gov/currency/2023\" xmlns:us-gaap-att=\"http://fasb.org/us-gaap/attributes\" xmlns:sic=\"http://xbrl.sec.gov/sic/2023\" xmlns:exch=\"http://xbrl.sec.gov/exch/2023\" xmlns:invest=\"http://xbrl.sec.gov/invest/2013-01-31\" xmlns:negated=\"http://www.xbrl.org/2009/role/negated\" xmlns:naics=\"http://xbrl.sec.gov/naics/2023\" xmlns:us-types=\"http://fasb.org/us-types/2023\" xmlns:stpr=\"http://xbrl.sec.gov/stpr/2023\" xmlns=\"http://www.w3.org/2001/XMLSchema\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" xmlns:link=\"http://www.xbrl.org/2003/linkbase\" xmlns:xbrli=\"http://www.xbrl.org/2003/instance\" xmlns:xbrldt=\"http://xbrl.org/2005/xbrldt\" xmlns:xbrldi=\"http://xbrl.org/2006/xbrldi\" xmlns:country=\"http://xbrl.sec.gov/country/2023\" xmlns:utr=\"http://www.xbrl.org/2009/utr\" 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schemaLocation=\"https://xbrl.sec.gov/country/2023/country-2023.xsd\"/>\n  <import namespace=\"http://xbrl.sec.gov/currency/2023\" schemaLocation=\"https://xbrl.sec.gov/currency/2023/currency-2023.xsd\"/>\n  <import namespace=\"http://xbrl.sec.gov/dei/2023\" schemaLocation=\"https://xbrl.sec.gov/dei/2023/dei-2023.xsd\"/>\n  <import namespace=\"http://www.xbrl.org/dtr/type/non-numeric\" schemaLocation=\"http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd\"/>\n  <import namespace=\"http://www.xbrl.org/dtr/type/numeric\" schemaLocation=\"http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd\"/>\n  <import namespace=\"http://xbrl.sec.gov/exch/2023\" schemaLocation=\"https://xbrl.sec.gov/exch/2023/exch-2023.xsd\"/>\n  <import namespace=\"http://www.xbrl.org/2009/arcrole/fact-explanatoryFact\" schemaLocation=\"http://www.xbrl.org/lrr/arcrole/factExplanatory-2009-12-16.xsd\"/>\n  <import namespace=\"http://www.xbrl.org/2009/role/negated\" schemaLocation=\"http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd\"/>\n  <import namespace=\"http://www.xbrl.org/2009/role/net\" schemaLocation=\"http://www.xbrl.org/lrr/role/net-2009-12-16.xsd\"/>\n  <import namespace=\"http://xbrl.sec.gov/naics/2023\" schemaLocation=\"https://xbrl.sec.gov/naics/2023/naics-2023.xsd\"/>\n  <import namespace=\"http://xbrl.sec.gov/sic/2023\" schemaLocation=\"https://xbrl.sec.gov/sic/2023/sic-2023.xsd\"/>\n  <import namespace=\"http://fasb.org/srt-roles/2023\" schemaLocation=\"https://xbrl.fasb.org/srt/2023/elts/srt-roles-2023.xsd\"/>\n  <import namespace=\"http://fasb.org/srt-types/2023\" schemaLocation=\"https://xbrl.fasb.org/srt/2023/elts/srt-types-2023.xsd\"/>\n  <import namespace=\"http://www.xbrl.org/dtr/type/2020-01-21\" schemaLocation=\"https://www.xbrl.org/dtr/type/2020-01-21/types.xsd\"/>\n  <import namespace=\"http://xbrl.sec.gov/stpr/2023\" schemaLocation=\"https://xbrl.sec.gov/stpr/2023/stpr-2023.xsd\"/>\n  <import namespace=\"http://fasb.org/us-roles/2023\" schemaLocation=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-roles-2023.xsd\"/>\n  <import namespace=\"http://fasb.org/us-types/2023\" schemaLocation=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-types-2023.xsd\"/>\n  <import namespace=\"http://fasb.org/srt/2023\" schemaLocation=\"https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd\"/>\n  <import namespace=\"http://fasb.org/us-gaap/2023\" schemaLocation=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd\"/>\n  <annotation><appinfo><link:roleType roleURI=\"http://mahatten.com/role/CondensedConsolidatedBalanceSheets\" id=\"CondensedConsolidatedBalanceSheets\">\n        <link:definition>000002 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS</link:definition>\n        <link:usedOn>link:presentationLink</link:usedOn>\n        <link:usedOn>link:calculationLink</link:usedOn>\n        <link:usedOn>link:definitionLink</link:usedOn>\n      </link:roleType>\n      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xlink:to=\"loc_us-gaapConvertiblePreferredStockNonredeemableOrRedeemableIssuerOptionValue_5e374d\" order=\"19\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquityAbstract\" xlink:label=\"loc_us-gaapStockholdersEquityAbstract_893e4e\"/>\n    <link:presentationArc xlink:type=\"arc\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/parent-child\" xlink:from=\"loc_us-gaapLiabilitiesCurrentAbstract_b54f73\" xlink:to=\"loc_us-gaapStockholdersEquityAbstract_893e4e\" order=\"20\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"mhtx-20230930.xsd#mhtx_CapitalStockAbstract\" xlink:label=\"loc_mhtxCapitalStockAbstract_8bb2d7\"/>\n    <link:presentationArc xlink:type=\"arc\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/parent-child\" xlink:from=\"loc_us-gaapStockholdersEquityAbstract_893e4e\" xlink:to=\"loc_mhtxCapitalStockAbstract_8bb2d7\" order=\"21\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockValue\" xlink:label=\"loc_us-gaapPreferredStockValue_bfc56d\"/>\n    <link:presentationArc xlink:type=\"arc\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/parent-child\" xlink:from=\"loc_mhtxCapitalStockAbstract_8bb2d7\" xlink:to=\"loc_us-gaapPreferredStockValue_bfc56d\" order=\"22\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockValue\" xlink:label=\"loc_us-gaapCommonStockValue_ebb32c\"/>\n    <link:presentationArc xlink:type=\"arc\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/parent-child\" xlink:from=\"loc_mhtxCapitalStockAbstract_8bb2d7\" xlink:to=\"loc_us-gaapCommonStockValue_ebb32c\" order=\"23\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AdditionalPaidInCapital\" xlink:label=\"loc_us-gaapAdditionalPaidInCapital_b223b3\"/>\n    <link:presentationArc xlink:type=\"arc\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/parent-child\" xlink:from=\"loc_mhtxCapitalStockAbstract_8bb2d7\" xlink:to=\"loc_us-gaapAdditionalPaidInCapital_b223b3\" order=\"24\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RetainedEarningsAccumulatedDeficit\" xlink:label=\"loc_us-gaapRetainedEarningsAccumulatedDeficit_f42313\"/>\n    <link:presentationArc xlink:type=\"arc\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/parent-child\" xlink:from=\"loc_mhtxCapitalStockAbstract_8bb2d7\" xlink:to=\"loc_us-gaapRetainedEarningsAccumulatedDeficit_f42313\" order=\"25\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquity\" xlink:label=\"loc_us-gaapStockholdersEquity_e1f7d2\"/>\n    <link:presentationArc xlink:type=\"arc\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/parent-child\" xlink:from=\"loc_mhtxCapitalStockAbstract_8bb2d7\" xlink:to=\"loc_us-gaapStockholdersEquity_e1f7d2\" order=\"26\" preferredLabel=\"http://www.xbrl.org/2003/role/totalLabel\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesAndStockholdersEquity\" xlink:label=\"loc_us-gaapLiabilitiesAndStockholdersEquity_e46272\"/>\n    <link:presentationArc xlink:type=\"arc\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/parent-child\" xlink:from=\"loc_mhtxCapitalStockAbstract_8bb2d7\" xlink:to=\"loc_us-gaapLiabilitiesAndStockholdersEquity_e46272\" order=\"27\" preferredLabel=\"http://www.xbrl.org/2003/role/totalLabel\"/>\n  </link:presentationLink>\n  </link:linkbase>\n\n\n##Calculation linkbase document\n<?xml version='1.0' encoding='US-ASCII'?>\n<link:linkbase xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" xmlns:link=\"http://www.xbrl.org/2003/linkbase\" xsi:schemaLocation=\"http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd\"><link:roleRef roleURI=\"http://mahatten.com/role/CondensedConsolidatedBalanceSheets\" xlink:href=\"mhtx-20230930.xsd#CondensedConsolidatedBalanceSheets\" xlink:type=\"simple\"/>\n  <link:calculationLink xlink:type=\"extended\" xlink:role=\"http://mahatten.com/role/CondensedConsolidatedBalanceSheets\" xlink:title=\"000002 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS\">\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AssetsCurrent\" xlink:label=\"loc_us-gaapAssetsCurrent\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PrepaidExpenseCurrent\" xlink:label=\"loc_us-gaapPrepaidExpenseCurrent\"/>\n    <link:calculationArc order=\"2\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapAssetsCurrent\" xlink:to=\"loc_us-gaapPrepaidExpenseCurrent\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents\" xlink:label=\"loc_us-gaapCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents\"/>\n    <link:calculationArc order=\"3\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapAssetsCurrent\" xlink:to=\"loc_us-gaapCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_Assets\" xlink:label=\"loc_us-gaapAssets\"/>\n    <link:calculationArc order=\"4\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapAssets\" xlink:to=\"loc_us-gaapAssetsCurrent\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EquityMethodInvestments\" xlink:label=\"loc_us-gaapEquityMethodInvestments\"/>\n    <link:calculationArc order=\"5\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapAssets\" xlink:to=\"loc_us-gaapEquityMethodInvestments\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentNet\" xlink:label=\"loc_us-gaapPropertyPlantAndEquipmentNet\"/>\n    <link:calculationArc order=\"6\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapAssets\" xlink:to=\"loc_us-gaapPropertyPlantAndEquipmentNet\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherAssets\" xlink:label=\"loc_us-gaapOtherAssets\"/>\n    <link:calculationArc order=\"7\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapAssets\" xlink:to=\"loc_us-gaapOtherAssets\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesCurrent\" xlink:label=\"loc_us-gaapLiabilitiesCurrent\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent\" xlink:label=\"loc_us-gaapAccountsPayableAndAccruedLiabilitiesCurrent\"/>\n    <link:calculationArc order=\"8\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapLiabilitiesCurrent\" xlink:to=\"loc_us-gaapAccountsPayableAndAccruedLiabilitiesCurrent\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccruedLiabilitiesCurrent\" xlink:label=\"loc_us-gaapAccruedLiabilitiesCurrent\"/>\n    <link:calculationArc order=\"9\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapLiabilitiesCurrent\" xlink:to=\"loc_us-gaapAccruedLiabilitiesCurrent\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredRevenue\" xlink:label=\"loc_us-gaapDeferredRevenue\"/>\n    <link:calculationArc order=\"10\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapLiabilitiesCurrent\" xlink:to=\"loc_us-gaapDeferredRevenue\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NotesPayableCurrent\" xlink:label=\"loc_us-gaapNotesPayableCurrent\"/>\n    <link:calculationArc order=\"11\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapLiabilitiesCurrent\" xlink:to=\"loc_us-gaapNotesPayableCurrent\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_Liabilities\" xlink:label=\"loc_us-gaapLiabilities\"/>\n    <link:calculationArc order=\"12\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapLiabilities\" xlink:to=\"loc_us-gaapLiabilitiesCurrent\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquity\" xlink:label=\"loc_us-gaapStockholdersEquity\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockValue\" xlink:label=\"loc_us-gaapPreferredStockValue\"/>\n    <link:calculationArc order=\"13\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapStockholdersEquity\" xlink:to=\"loc_us-gaapPreferredStockValue\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockValue\" xlink:label=\"loc_us-gaapCommonStockValue\"/>\n    <link:calculationArc order=\"14\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapStockholdersEquity\" xlink:to=\"loc_us-gaapCommonStockValue\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AdditionalPaidInCapital\" xlink:label=\"loc_us-gaapAdditionalPaidInCapital\"/>\n    <link:calculationArc order=\"15\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapStockholdersEquity\" xlink:to=\"loc_us-gaapAdditionalPaidInCapital\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RetainedEarningsAccumulatedDeficit\" xlink:label=\"loc_us-gaapRetainedEarningsAccumulatedDeficit\"/>\n    <link:calculationArc order=\"16\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapStockholdersEquity\" xlink:to=\"loc_us-gaapRetainedEarningsAccumulatedDeficit\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesAndStockholdersEquity\" xlink:label=\"loc_us-gaapLiabilitiesAndStockholdersEquity\"/>\n    <link:calculationArc order=\"17\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapLiabilitiesAndStockholdersEquity\" xlink:to=\"loc_us-gaapLiabilities\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:calculationArc order=\"18\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapLiabilitiesAndStockholdersEquity\" xlink:to=\"loc_us-gaapStockholdersEquity\" xlink:type=\"arc\" weight=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ConvertiblePreferredStockNonredeemableOrRedeemableIssuerOptionValue\" xlink:label=\"loc_us-gaapConvertiblePreferredStockNonredeemableOrRedeemableIssuerOptionValue\"/>\n    <link:calculationArc order=\"19\" xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/summation-item\" xlink:from=\"loc_us-gaapLiabilitiesAndStockholdersEquity\" xlink:to=\"loc_us-gaapConvertiblePreferredStockNonredeemableOrRedeemableIssuerOptionValue\" xlink:type=\"arc\" weight=\"1\"/>\n  </link:calculationLink>\n  </link:linkbase>\n\n\n##Definition linkbase document\n<?xml version='1.0' encoding='US-ASCII'?>\n<link:linkbase xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" xmlns:link=\"http://www.xbrl.org/2003/linkbase\" xmlns:xbrldt=\"http://xbrl.org/2005/xbrldt\" xsi:schemaLocation=\"http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd\"><link:arcroleRef xlink:type=\"simple\" xlink:href=\"http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension\" arcroleURI=\"http://xbrl.org/int/dim/arcrole/hypercube-dimension\"/>\n  <link:arcroleRef xlink:type=\"simple\" xlink:href=\"http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain\" arcroleURI=\"http://xbrl.org/int/dim/arcrole/dimension-domain\"/>\n  <link:arcroleRef xlink:type=\"simple\" xlink:href=\"http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member\" arcroleURI=\"http://xbrl.org/int/dim/arcrole/domain-member\"/>\n  <link:arcroleRef xlink:type=\"simple\" xlink:href=\"http://www.xbrl.org/2005/xbrldt-2005.xsd#all\" arcroleURI=\"http://xbrl.org/int/dim/arcrole/all\"/>\n  <link:arcroleRef xlink:type=\"simple\" xlink:href=\"http://www.xbrl.org/2005/xbrldt-2005.xsd#notAll\" arcroleURI=\"http://xbrl.org/int/dim/arcrole/notAll\"/>\n  <link:arcroleRef xlink:type=\"simple\" xlink:href=\"http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default\" arcroleURI=\"http://xbrl.org/int/dim/arcrole/dimension-default\"/>\n  <link:roleRef roleURI=\"http://mahatten.com/role/CondensedConsolidatedBalanceSheets\" xlink:href=\"mhtx-20230930.xsd#CondensedConsolidatedBalanceSheets\" xlink:type=\"simple\"/>\n  <link:definitionLink xlink:type=\"extended\" xlink:role=\"http://mahatten.com/role/CondensedConsolidatedBalanceSheets\" xlink:title=\"000002 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS\">\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems\" xlink:label=\"loc_us-gaapStatementLineItems\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable\" xlink:label=\"loc_us-gaapStatementTable\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/all\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapStatementTable\" order=\"2000\" xbrldt:contextElement=\"segment\" xbrldt:closed=\"true\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementClassOfStockAxis\" xlink:label=\"loc_us-gaapStatementClassOfStockAxis\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/hypercube-dimension\" xlink:from=\"loc_us-gaapStatementTable\" xlink:to=\"loc_us-gaapStatementClassOfStockAxis\" order=\"20\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfStockDomain\" xlink:label=\"loc_us-gaapClassOfStockDomain\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/dimension-domain\" xlink:from=\"loc_us-gaapStatementClassOfStockAxis\" xlink:to=\"loc_us-gaapClassOfStockDomain\" order=\"30\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ClassOfStockDomain\" xlink:label=\"loc_us-gaapClassOfStockDomain_10\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/dimension-default\" xlink:from=\"loc_us-gaapStatementClassOfStockAxis\" xlink:to=\"loc_us-gaapClassOfStockDomain_10\" order=\"40\" xbrldt:contextElement=\"segment\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"mhtx-20230930.xsd#mhtx_ClassAConvertiblePreferredStockMember\" xlink:label=\"loc_mhtxClassAConvertiblePreferredStockMember\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapClassOfStockDomain\" xlink:to=\"loc_mhtxClassAConvertiblePreferredStockMember\" order=\"21\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"mhtx-20230930.xsd#mhtx_SeriesBConvertiblePreferredStockMember\" xlink:label=\"loc_mhtxSeriesBConvertiblePreferredStockMember\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapClassOfStockDomain\" xlink:to=\"loc_mhtxSeriesBConvertiblePreferredStockMember\" order=\"22\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"mhtx-20230930.xsd#mhtx_ClassCRedeemableConvertiblePreferredStockMember\" xlink:label=\"loc_mhtxClassCRedeemableConvertiblePreferredStockMember\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapClassOfStockDomain\" xlink:to=\"loc_mhtxClassCRedeemableConvertiblePreferredStockMember\" order=\"23\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AssetsAbstract\" xlink:label=\"loc_us-gaapAssetsAbstract\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapAssetsAbstract\" order=\"1\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AssetsCurrentAbstract\" xlink:label=\"loc_us-gaapAssetsCurrentAbstract\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapAssetsCurrentAbstract\" order=\"2\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents\" xlink:label=\"loc_us-gaapCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents\" order=\"3\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PrepaidExpenseCurrent\" xlink:label=\"loc_us-gaapPrepaidExpenseCurrent\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapPrepaidExpenseCurrent\" order=\"4\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AssetsCurrent\" xlink:label=\"loc_us-gaapAssetsCurrent\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapAssetsCurrent\" order=\"5\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EquityMethodInvestments\" xlink:label=\"loc_us-gaapEquityMethodInvestments\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapEquityMethodInvestments\" order=\"6\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentNet\" xlink:label=\"loc_us-gaapPropertyPlantAndEquipmentNet\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapPropertyPlantAndEquipmentNet\" order=\"7\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherAssets\" xlink:label=\"loc_us-gaapOtherAssets\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapOtherAssets\" order=\"8\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_Assets\" xlink:label=\"loc_us-gaapAssets\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapAssets\" order=\"9\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesAbstract\" xlink:label=\"loc_us-gaapLiabilitiesAbstract\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapLiabilitiesAbstract\" order=\"10\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesCurrentAbstract\" xlink:label=\"loc_us-gaapLiabilitiesCurrentAbstract\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapLiabilitiesCurrentAbstract\" order=\"11\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent\" xlink:label=\"loc_us-gaapAccountsPayableAndAccruedLiabilitiesCurrent\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapAccountsPayableAndAccruedLiabilitiesCurrent\" order=\"12\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccruedLiabilitiesCurrent\" xlink:label=\"loc_us-gaapAccruedLiabilitiesCurrent\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapAccruedLiabilitiesCurrent\" order=\"13\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredRevenue\" xlink:label=\"loc_us-gaapDeferredRevenue\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapDeferredRevenue\" order=\"14\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NotesPayableCurrent\" xlink:label=\"loc_us-gaapNotesPayableCurrent\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapNotesPayableCurrent\" order=\"15\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesCurrent\" xlink:label=\"loc_us-gaapLiabilitiesCurrent\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapLiabilitiesCurrent\" order=\"16\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_Liabilities\" xlink:label=\"loc_us-gaapLiabilities\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapLiabilities\" order=\"17\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommitmentsAndContingencies\" xlink:label=\"loc_us-gaapCommitmentsAndContingencies\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapCommitmentsAndContingencies\" order=\"18\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ConvertiblePreferredStockNonredeemableOrRedeemableIssuerOptionValue\" xlink:label=\"loc_us-gaapConvertiblePreferredStockNonredeemableOrRedeemableIssuerOptionValue\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapConvertiblePreferredStockNonredeemableOrRedeemableIssuerOptionValue\" order=\"19\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquityAbstract\" xlink:label=\"loc_us-gaapStockholdersEquityAbstract\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapStockholdersEquityAbstract\" order=\"20\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"mhtx-20230930.xsd#mhtx_CapitalStockAbstract\" xlink:label=\"loc_mhtxCapitalStockAbstract\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_mhtxCapitalStockAbstract\" order=\"21\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockValue\" xlink:label=\"loc_us-gaapPreferredStockValue\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapPreferredStockValue\" order=\"22\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockValue\" xlink:label=\"loc_us-gaapCommonStockValue\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapCommonStockValue\" order=\"23\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AdditionalPaidInCapital\" xlink:label=\"loc_us-gaapAdditionalPaidInCapital\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapAdditionalPaidInCapital\" order=\"24\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RetainedEarningsAccumulatedDeficit\" xlink:label=\"loc_us-gaapRetainedEarningsAccumulatedDeficit\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapRetainedEarningsAccumulatedDeficit\" order=\"25\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquity\" xlink:label=\"loc_us-gaapStockholdersEquity\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapStockholdersEquity\" order=\"26\"/>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesAndStockholdersEquity\" xlink:label=\"loc_us-gaapLiabilitiesAndStockholdersEquity\"/>\n    <link:definitionArc xlink:type=\"arc\" xlink:arcrole=\"http://xbrl.org/int/dim/arcrole/domain-member\" xlink:from=\"loc_us-gaapStatementLineItems\" xlink:to=\"loc_us-gaapLiabilitiesAndStockholdersEquity\" order=\"27\"/>\n  </link:definitionLink>\n  </link:linkbase>\n\n\n##Label linkbase document\n<?xml version='1.0' encoding='UTF-8'?>\n<link:linkbase xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" xmlns:link=\"http://www.xbrl.org/2003/linkbase\" xsi:schemaLocation=\"http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd\"><link:roleRef xlink:type=\"simple\" xlink:href=\"http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel\" roleURI=\"http://www.xbrl.org/2009/role/negatedLabel\"/>\n  <link:roleRef xlink:type=\"simple\" roleURI=\"http://www.xbrl.org/2009/role/negatedPeriodEndLabel\" xlink:href=\"http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel\"/>\n  <link:roleRef xlink:type=\"simple\" xlink:href=\"http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel\" roleURI=\"http://www.xbrl.org/2009/role/negatedPeriodStartLabel\"/>\n  <link:roleRef xlink:type=\"simple\" xlink:href=\"http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel\" roleURI=\"http://www.xbrl.org/2009/role/negatedTotalLabel\"/>\n  <link:roleRef xlink:type=\"simple\" xlink:href=\"http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel\" roleURI=\"http://www.xbrl.org/2009/role/negatedNetLabel\"/>\n  <link:roleRef xlink:type=\"simple\" xlink:href=\"http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel\" roleURI=\"http://www.xbrl.org/2009/role/negatedTerseLabel\"/>\n  <link:roleRef xlink:type=\"simple\" xlink:href=\"http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel\" roleURI=\"http://www.xbrl.org/2009/role/netLabel\"/>\n  <link:labelLink xlink:type=\"extended\" xlink:role=\"http://www.xbrl.org/2003/role/link\"><link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccruedLiabilitiesCurrent\" xlink:label=\"us-gaap_AccruedLiabilitiesCurrent\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_AccruedLiabilitiesCurrent\" xlink:to=\"us-gaap_AccruedLiabilitiesCurrent_lbl_0c6921\" xlink:type=\"arc\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_AccruedLiabilitiesCurrent\" xlink:to=\"us-gaap_AccruedLiabilitiesCurrent_lbl_22f7e1\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_AccruedLiabilitiesCurrent_lbl_0c6921\" xml:lang=\"en-US\">Accrued expenses - related parties</link:label>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/verboseLabel\" xlink:label=\"us-gaap_AccruedLiabilitiesCurrent_lbl_22f7e1\" xml:lang=\"en-US\">Accrued expenses - related parties</link:label>\n  <link:loc xlink:type=\"locator\" xlink:href=\"mhtx-20230930.xsd#mhtx_SeriesBConvertiblePreferredStockMember\" xlink:label=\"mhtx_SeriesBConvertiblePreferredStockMember\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"mhtx_SeriesBConvertiblePreferredStockMember\" xlink:to=\"mhtx_SeriesBConvertiblePreferredStockMember_lbl_056818\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"mhtx_SeriesBConvertiblePreferredStockMember_lbl_056818\" xml:lang=\"en-US\">Series B convertible preferred Stock [Member]</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommitmentsAndContingencies\" xlink:label=\"us-gaap_CommitmentsAndContingencies\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_CommitmentsAndContingencies\" xlink:to=\"us-gaap_CommitmentsAndContingencies_lbl_e3a003\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_CommitmentsAndContingencies_lbl_e3a003\" xml:lang=\"en-US\">Commitments and Contingencies - Note 7</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RetainedEarningsAccumulatedDeficit\" xlink:label=\"us-gaap_RetainedEarningsAccumulatedDeficit\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_RetainedEarningsAccumulatedDeficit\" xlink:to=\"us-gaap_RetainedEarningsAccumulatedDeficit_lbl_65a62c\" xlink:type=\"arc\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_RetainedEarningsAccumulatedDeficit\" xlink:to=\"us-gaap_RetainedEarningsAccumulatedDeficit_lbl_095435\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_RetainedEarningsAccumulatedDeficit_lbl_65a62c\" xml:lang=\"en-US\">Accumulated deficit</link:label>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/verboseLabel\" xlink:label=\"us-gaap_RetainedEarningsAccumulatedDeficit_lbl_095435\" xml:lang=\"en-US\">Accumulated deficit</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_NotesPayableCurrent\" xlink:label=\"us-gaap_NotesPayableCurrent\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_NotesPayableCurrent\" xlink:to=\"us-gaap_NotesPayableCurrent_lbl_2e4c16\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_NotesPayableCurrent_lbl_2e4c16\" xml:lang=\"en-US\">Notes payable, net of discounts</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_EquityMethodInvestments\" xlink:label=\"us-gaap_EquityMethodInvestments\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_EquityMethodInvestments\" xlink:to=\"us-gaap_EquityMethodInvestments_lbl_00e979\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_EquityMethodInvestments_lbl_00e979\" xml:lang=\"en-US\">Investment in equity securities</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PropertyPlantAndEquipmentNet\" xlink:label=\"us-gaap_PropertyPlantAndEquipmentNet\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_PropertyPlantAndEquipmentNet\" xlink:to=\"us-gaap_PropertyPlantAndEquipmentNet_lbl_50946e\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_PropertyPlantAndEquipmentNet_lbl_50946e\" xml:lang=\"en-US\">Property and equipment, net</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockMember\" xlink:label=\"us-gaap_CommonStockMember\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_CommonStockMember\" xlink:to=\"us-gaap_CommonStockMember_lbl_598596\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_CommonStockMember_lbl_598596\" xml:lang=\"en-US\">Common Stock</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesAbstract\" xlink:label=\"us-gaap_LiabilitiesAbstract\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_LiabilitiesAbstract\" xlink:to=\"us-gaap_LiabilitiesAbstract_lbl_4fa198\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_LiabilitiesAbstract_lbl_4fa198\" xml:lang=\"en-US\">LIABILITIES</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RetainedEarningsMember\" xlink:label=\"us-gaap_RetainedEarningsMember\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_RetainedEarningsMember\" xlink:to=\"us-gaap_RetainedEarningsMember_lbl_34333f\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_RetainedEarningsMember_lbl_34333f\" xml:lang=\"en-US\">Accumulated Deficit</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AdditionalPaidInCapitalMember\" xlink:label=\"us-gaap_AdditionalPaidInCapitalMember\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_AdditionalPaidInCapitalMember\" xlink:to=\"us-gaap_AdditionalPaidInCapitalMember_lbl_0e0c92\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_AdditionalPaidInCapitalMember_lbl_0e0c92\" xml:lang=\"en-US\">Additional Paid-In Capital</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_OtherAssets\" xlink:label=\"us-gaap_OtherAssets\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_OtherAssets\" xlink:to=\"us-gaap_OtherAssets_lbl_88170f\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_OtherAssets_lbl_88170f\" xml:lang=\"en-US\">Other assets</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent\" xlink:label=\"us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent\" xlink:to=\"us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_lbl_89c9a7\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_lbl_89c9a7\" xml:lang=\"en-US\">Accounts payable and accrued expenses</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AssetsCurrentAbstract\" xlink:label=\"us-gaap_AssetsCurrentAbstract\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_AssetsCurrentAbstract\" xlink:to=\"us-gaap_AssetsCurrentAbstract_lbl_04777f\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_AssetsCurrentAbstract_lbl_04777f\" xml:lang=\"en-US\">Current assets:</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementOfFinancialPositionAbstract\" xlink:label=\"us-gaap_StatementOfFinancialPositionAbstract\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_StatementOfFinancialPositionAbstract\" xlink:to=\"us-gaap_StatementOfFinancialPositionAbstract_lbl_9494cd\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_StatementOfFinancialPositionAbstract_lbl_9494cd\" xml:lang=\"en-US\">CONDENSED CONSOLIDATED BALANCE SHEETS</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PreferredStockValue\" xlink:label=\"us-gaap_PreferredStockValue\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_PreferredStockValue\" xlink:to=\"us-gaap_PreferredStockValue_lbl_9875d2\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_PreferredStockValue_lbl_9875d2\" xml:lang=\"en-US\">Preferred Stock Value</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementClassOfStockAxis\" xlink:label=\"us-gaap_StatementClassOfStockAxis\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_StatementClassOfStockAxis\" xlink:to=\"us-gaap_StatementClassOfStockAxis_lbl_555102\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_StatementClassOfStockAxis_lbl_555102\" xml:lang=\"en-US\">Class of Stock [Axis]</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_PrepaidExpenseCurrent\" xlink:label=\"us-gaap_PrepaidExpenseCurrent\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_PrepaidExpenseCurrent\" xlink:to=\"us-gaap_PrepaidExpenseCurrent_lbl_bfcf2c\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_PrepaidExpenseCurrent_lbl_bfcf2c\" xml:lang=\"en-US\">Prepaid expenses</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_DeferredRevenue\" xlink:label=\"us-gaap_DeferredRevenue\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_DeferredRevenue\" xlink:to=\"us-gaap_DeferredRevenue_lbl_96d683\" xlink:type=\"arc\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_DeferredRevenue\" xlink:to=\"us-gaap_DeferredRevenue_lbl_0a4272\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_DeferredRevenue_lbl_96d683\" xml:lang=\"en-US\">Deferred revenue</link:label>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/verboseLabel\" xlink:label=\"us-gaap_DeferredRevenue_lbl_0a4272\" xml:lang=\"en-US\">Deferred revenue</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"mhtx-20230930.xsd#mhtx_PreferredStockSeriesBMember\" xlink:label=\"mhtx_PreferredStockSeriesBMember\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"mhtx_PreferredStockSeriesBMember\" xlink:to=\"mhtx_PreferredStockSeriesBMember_lbl_dd56fb\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"mhtx_PreferredStockSeriesBMember_lbl_dd56fb\" xml:lang=\"en-US\">Preferred Stock Series B</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"mhtx-20230930.xsd#mhtx_ClassCRedeemableConvertiblePreferredStockMember\" xlink:label=\"mhtx_ClassCRedeemableConvertiblePreferredStockMember\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"mhtx_ClassCRedeemableConvertiblePreferredStockMember\" xlink:to=\"mhtx_ClassCRedeemableConvertiblePreferredStockMember_lbl_f6e1c1\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"mhtx_ClassCRedeemableConvertiblePreferredStockMember_lbl_f6e1c1\" xml:lang=\"en-US\">Class C Redeemable Convertible Preferred Stock [Member]</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquityAbstract\" xlink:label=\"us-gaap_StockholdersEquityAbstract\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_StockholdersEquityAbstract\" xlink:to=\"us-gaap_StockholdersEquityAbstract_lbl_d61e09\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_StockholdersEquityAbstract_lbl_d61e09\" xml:lang=\"en-US\">STOCKHOLDERS' EQUITY (DEFICIT)</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"mhtx-20230930.xsd#mhtx_CapitalStockAbstract\" xlink:label=\"mhtx_CapitalStockAbstract\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"mhtx_CapitalStockAbstract\" xlink:to=\"mhtx_CapitalStockAbstract_lbl_3e4171\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"mhtx_CapitalStockAbstract_lbl_3e4171\" xml:lang=\"en-US\">Capital stock $0.001 par value</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents\" xlink:label=\"us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents\" xlink:to=\"us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl_3b838d\" xlink:type=\"arc\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents\" xlink:to=\"us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl_695f89\" xlink:type=\"arc\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents\" xlink:to=\"us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl_891c19\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl_3b838d\" xml:lang=\"en-US\">Cash and cash equivalents</link:label>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/periodStartLabel\" xlink:label=\"us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl_695f89\" xml:lang=\"en-US\">CASH, BEGINNING OF PERIOD</link:label>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/periodEndLabel\" xlink:label=\"us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl_891c19\" xml:lang=\"en-US\">CASH, END OF PERIOD</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StockholdersEquity\" xlink:label=\"us-gaap_StockholdersEquity\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_StockholdersEquity\" xlink:to=\"us-gaap_StockholdersEquity_lbl_59de0f\" xlink:type=\"arc\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_StockholdersEquity\" xlink:to=\"us-gaap_StockholdersEquity_lbl_27\" xlink:type=\"arc\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_StockholdersEquity\" xlink:to=\"us-gaap_StockholdersEquity_lbl_1352d0\" xlink:type=\"arc\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_StockholdersEquity\" xlink:to=\"us-gaap_StockholdersEquity_lbl_fffb7e\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/totalLabel\" xlink:label=\"us-gaap_StockholdersEquity_lbl_59de0f\" xml:lang=\"en-US\">Total stockholders' equity (deficit)</link:label>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_StockholdersEquity_lbl_27\" xml:lang=\"en-US\">[Stockholders' Equity Attributable to Parent]</link:label>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/periodStartLabel\" xlink:label=\"us-gaap_StockholdersEquity_lbl_1352d0\" xml:lang=\"en-US\">Balance, amount</link:label>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/periodEndLabel\" xlink:label=\"us-gaap_StockholdersEquity_lbl_fffb7e\" xml:lang=\"en-US\">Balance, amount</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"mhtx-20230930.xsd#mhtx_ChairmanMember\" xlink:label=\"mhtx_ChairmanMember\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"mhtx_ChairmanMember\" xlink:to=\"mhtx_ChairmanMember_lbl_cdf9ac\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"mhtx_ChairmanMember_lbl_cdf9ac\" xml:lang=\"en-US\">Chairman [Member]</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementTable\" xlink:label=\"us-gaap_StatementTable\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_StatementTable\" xlink:to=\"us-gaap_StatementTable_lbl_ca3e22\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_StatementTable_lbl_ca3e22\" xml:lang=\"en-US\">Statement [Table]</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"mhtx-20230930.xsd#mhtx_BoardOfDirectorMember\" xlink:label=\"mhtx_BoardOfDirectorMember\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"mhtx_BoardOfDirectorMember\" xlink:to=\"mhtx_BoardOfDirectorMember_lbl_05792f\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"mhtx_BoardOfDirectorMember_lbl_05792f\" xml:lang=\"en-US\">Board of Director [Member]</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AssetsAbstract\" xlink:label=\"us-gaap_AssetsAbstract\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_AssetsAbstract\" xlink:to=\"us-gaap_AssetsAbstract_lbl_e9da4c\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_AssetsAbstract_lbl_e9da4c\" xml:lang=\"en-US\">ASSETS</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementEquityComponentsAxis\" xlink:label=\"us-gaap_StatementEquityComponentsAxis\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_StatementEquityComponentsAxis\" xlink:to=\"us-gaap_StatementEquityComponentsAxis_lbl_cf0b0d\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_StatementEquityComponentsAxis_lbl_cf0b0d\" xml:lang=\"en-US\">Equity Components [Axis]</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"mhtx-20230930.xsd#mhtx_SoleOfficerMember\" xlink:label=\"mhtx_SoleOfficerMember\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"mhtx_SoleOfficerMember\" xlink:to=\"mhtx_SoleOfficerMember_lbl_76bf4f\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"mhtx_SoleOfficerMember_lbl_76bf4f\" xml:lang=\"en-US\">Sole Officer [Member]</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AssetsCurrent\" xlink:label=\"us-gaap_AssetsCurrent\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_AssetsCurrent\" xlink:to=\"us-gaap_AssetsCurrent_lbl_0535b2\" xlink:type=\"arc\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_AssetsCurrent\" xlink:to=\"us-gaap_AssetsCurrent_lbl_6\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/totalLabel\" xlink:label=\"us-gaap_AssetsCurrent_lbl_0535b2\" xml:lang=\"en-US\">Total current assets</link:label>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_AssetsCurrent_lbl_6\" xml:lang=\"en-US\">[Assets, Current]</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"mhtx-20230930.xsd#mhtx_ClassAConvertiblePreferredStockMember\" xlink:label=\"mhtx_ClassAConvertiblePreferredStockMember\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"mhtx_ClassAConvertiblePreferredStockMember\" xlink:to=\"mhtx_ClassAConvertiblePreferredStockMember_lbl_212e57\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"mhtx_ClassAConvertiblePreferredStockMember_lbl_212e57\" xml:lang=\"en-US\">Class A Convertible Preferred Stock [Member]</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesCurrentAbstract\" xlink:label=\"us-gaap_LiabilitiesCurrentAbstract\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_LiabilitiesCurrentAbstract\" xlink:to=\"us-gaap_LiabilitiesCurrentAbstract_lbl_52cc10\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_LiabilitiesCurrentAbstract_lbl_52cc10\" xml:lang=\"en-US\">Current liabilities:</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_Liabilities\" xlink:label=\"us-gaap_Liabilities\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_Liabilities\" xlink:to=\"us-gaap_Liabilities_lbl_32ba0c\" xlink:type=\"arc\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_Liabilities\" xlink:to=\"us-gaap_Liabilities_lbl_18\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/totalLabel\" xlink:label=\"us-gaap_Liabilities_lbl_32ba0c\" xml:lang=\"en-US\">Total liabilities</link:label>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_Liabilities_lbl_18\" xml:lang=\"en-US\">[Liabilities]</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_Assets\" xlink:label=\"us-gaap_Assets\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_Assets\" xlink:to=\"us-gaap_Assets_lbl_ffb5e5\" xlink:type=\"arc\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_Assets\" xlink:to=\"us-gaap_Assets_lbl_10\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/totalLabel\" xlink:label=\"us-gaap_Assets_lbl_ffb5e5\" xml:lang=\"en-US\">Total assets</link:label>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_Assets_lbl_10\" xml:lang=\"en-US\">[Assets]</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesCurrent\" xlink:label=\"us-gaap_LiabilitiesCurrent\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_LiabilitiesCurrent\" xlink:to=\"us-gaap_LiabilitiesCurrent_lbl_9d5dd1\" xlink:type=\"arc\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_LiabilitiesCurrent\" xlink:to=\"us-gaap_LiabilitiesCurrent_lbl_17\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/totalLabel\" xlink:label=\"us-gaap_LiabilitiesCurrent_lbl_9d5dd1\" xml:lang=\"en-US\">Total current liabilities</link:label>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_LiabilitiesCurrent_lbl_17\" xml:lang=\"en-US\">[Liabilities, Current]</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_StatementLineItems\" xlink:label=\"us-gaap_StatementLineItems\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_StatementLineItems\" xlink:to=\"us-gaap_StatementLineItems_lbl_d227ed\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_StatementLineItems_lbl_d227ed\" xml:lang=\"en-US\">Statement [Line Items]</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_CommonStockValue\" xlink:label=\"us-gaap_CommonStockValue\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_CommonStockValue\" xlink:to=\"us-gaap_CommonStockValue_lbl_a2f58b\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_CommonStockValue_lbl_a2f58b\" xml:lang=\"en-US\">Common, authorized 950,000,000 shares, 559,281,064 shares issued, and outstanding, respectively</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_ConvertiblePreferredStockNonredeemableOrRedeemableIssuerOptionValue\" xlink:label=\"us-gaap_ConvertiblePreferredStockNonredeemableOrRedeemableIssuerOptionValue\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_ConvertiblePreferredStockNonredeemableOrRedeemableIssuerOptionValue\" xlink:to=\"us-gaap_ConvertiblePreferredStockNonredeemableOrRedeemableIssuerOptionValue_lbl_999546\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_ConvertiblePreferredStockNonredeemableOrRedeemableIssuerOptionValue_lbl_999546\" xml:lang=\"en-US\">Series D Convertible Preferred mandatory redeemable, authorized 105,761 shares, 105,761 and 105,761 shares issued and outstanding, respectively</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_RelatedPartyTransactionAxis\" xlink:label=\"us-gaap_RelatedPartyTransactionAxis\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_RelatedPartyTransactionAxis\" xlink:to=\"us-gaap_RelatedPartyTransactionAxis_lbl_c57d15\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_RelatedPartyTransactionAxis_lbl_c57d15\" xml:lang=\"en-US\">Related Party Transaction Axis</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AdditionalPaidInCapital\" xlink:label=\"us-gaap_AdditionalPaidInCapital\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_AdditionalPaidInCapital\" xlink:to=\"us-gaap_AdditionalPaidInCapital_lbl_50bba5\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_AdditionalPaidInCapital_lbl_50bba5\" xml:lang=\"en-US\">Additional paid-in-capital</link:label>\n    <link:loc xlink:type=\"locator\" xlink:href=\"https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_LiabilitiesAndStockholdersEquity\" xlink:label=\"us-gaap_LiabilitiesAndStockholdersEquity\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_LiabilitiesAndStockholdersEquity\" xlink:to=\"us-gaap_LiabilitiesAndStockholdersEquity_lbl_59a0eb\" xlink:type=\"arc\"/>\n    <link:labelArc xlink:arcrole=\"http://www.xbrl.org/2003/arcrole/concept-label\" xlink:from=\"us-gaap_LiabilitiesAndStockholdersEquity\" xlink:to=\"us-gaap_LiabilitiesAndStockholdersEquity_lbl_28\" xlink:type=\"arc\"/>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/totalLabel\" xlink:label=\"us-gaap_LiabilitiesAndStockholdersEquity_lbl_59a0eb\" xml:lang=\"en-US\">TOTAL LIABILITIES, MEZZANINE EQUITY AND STOCKHOLDERS' EQUITY (DEFICIT)</link:label>\n    <link:label xlink:type=\"resource\" xlink:role=\"http://www.xbrl.org/2003/role/label\" xlink:label=\"us-gaap_LiabilitiesAndStockholdersEquity_lbl_28\" xml:lang=\"en-US\">[Liabilities and Equity]</link:label>\n    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role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:AccruedRentCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:AccruedRoyaltiesCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:AccruedUtilitiesCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:AccruedSalesCommissionCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:AccruedProfessionalFeesCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:AccruedAdvertisingCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:AccruedExchangeFeeRebateCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:ProductWarrantyAccrualClassifiedCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:AccruedMarketingCostsCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:OtherAccruedLiabilitiesCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:EmployeeRelatedLiabilitiesCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:TaxesPayableCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:InterestAndDividendsPayableCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:SettlementLiabilitiesCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n- As Child:\n  parent=us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\nProvenance: sheets include Calculation-like sheets\n\n\n[Concept Relations]\nID: us-gaap:AccruedLiabilitiesCurrent\n\nDefinition (Dimensions/Domain/Hypercube):\n- http://www.xbrl.org/2009/arcrole/dep-concept-deprecatedConcept: from=us-gaap:AccruedLiabilitiesCurrent -> to=us-gaap:PostconfirmationAccruedLiabilities (role=http://fasb.org/us-gaap/role/deprecated/deprecated)\n- http://www.xbrl.org/2009/arcrole/dep-dimensionallyQualifiedConcept-deprecatedConcept: from=us-gaap:AccruedLiabilitiesCurrent -> to=us-gaap:FreshStartAdjustmentIncreaseDecreaseAccruedLiabilities (role=http://fasb.org/us-gaap/role/deprecated/deprecated)\n- http://www.xbrl.org/2009/arcrole/dep-dimensionallyQualifiedConcept-deprecatedConcept: from=us-gaap:AccruedLiabilitiesCurrent -> to=us-gaap:PreconfirmationAccruedLiabilities (role=http://fasb.org/us-gaap/role/deprecated/deprecated)\n- http://xbrl.org/int/dim/arcrole/domain-member: from=us-gaap:AccruedLiabilitiesCurrentAbstract -> to=us-gaap:AccruedLiabilitiesCurrent (role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified-RealEstateOperationsStatementTable)\n- http://xbrl.org/int/dim/arcrole/domain-member: from=us-gaap:AccruedLiabilitiesCurrentAbstract -> to=us-gaap:AccruedLiabilitiesCurrent (role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassifiedStatementTable)\nProvenance: sheets include Definition-like sheets\n\n\n[Concept Relations]\nID: us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent\n\nPresentation:\n- Role: http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified-RealEstateOperations\n  Path: Accounts Payable and Accrued Liabilities, Current [Abstract] > Accounts Payable and Accrued Liabilities, Current\n  PreferredLabel: http://www.xbrl.org/2003/role/totalLabel\n- Role: http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  Path: Accounts Payable and Accrued Liabilities, Current [Abstract] > Accounts Payable and Accrued Liabilities, Current\n  PreferredLabel: http://www.xbrl.org/2003/role/totalLabel\n- Role: http://fasb.org/us-gaap/role/disclosure/PayablesAndAccruals\n  Path: Accounts Payable and Accrued Liabilities, Current [Abstract] > Accounts Payable and Accrued Liabilities, Current\n  PreferredLabel: http://www.xbrl.org/2003/role/totalLabel\nProvenance: sheets include Presentation-like sheets\n\n\n[Concept Relations]\nID: us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent\n\nCalculation:\n- As Parent:\n  child=us-gaap:AccountsPayableCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n  child=us-gaap:AccruedLiabilitiesCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\n- As Child:\n  parent=us-gaap:LiabilitiesCurrent | weight=1 | role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified\nProvenance: sheets include Calculation-like sheets\n\n\n[Concept Relations]\nID: us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent\n\nDefinition (Dimensions/Domain/Hypercube):\n- http://xbrl.org/int/dim/arcrole/domain-member: from=us-gaap:LiabilitiesCurrentAbstract -> to=us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent (role=http://fasb.org/us-gaap/role/eedm/ExtensibleEnumerationLists)\n- http://xbrl.org/int/dim/arcrole/domain-member: from=us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAbstract -> to=us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent (role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified-RealEstateOperationsStatementTable)\n- http://xbrl.org/int/dim/arcrole/domain-member: from=us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAbstract -> to=us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent (role=http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassifiedStatementTable)\nProvenance: sheets include Definition-like sheets\n\nQuestion: What erroneous relationship type exists between us-gaap:AccruedLiabilitiesCurrent and us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent, based on the provided XBRL filing and the US GAAP taxonomy?\nAnswer:\n\n    "

Answer: "Reversal"