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What is the molecular formula of the compound with this IUPAC name 6-(4-hydroxy-3,5-dimethylphenyl)-8-methyl-1,3,7,10-tetraoxo-3a,4,6,11,11a,11b-hexahydronaphtho[2,3-e]isoindole-2-carboxamide ?
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C26H24N2O6
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