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What is the molecular formula of the compound with this IUPAC name tert-butyl N-[(5aR,6aS,10aR)-9-carbamoyl-4-(dimethylamino)-1,10,10a,12-tetrahydroxy-8,11-dioxo-5a,6,6a,7-tetrahydro-5H-tetracen-2-yl]carbamate ?
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C26H31N3O9
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