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What is the molecular formula of the compound with this IUPAC name N-[15,16-bis(4-hydroxybutyl)-4-naphthalen-2-yloxy-12-[(4-nitrophenyl)methoxyimino]-9-prop-2-enoxy-8-oxatetracyclo[7.7.1.02,7.013,17]heptadeca-2(7),3,5,13-tetraen-10-yl]-3-cyclopentyl-N-[2-(2-hydroxyethoxy)ethyl]propanamide ?
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C56H69N3O11
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