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Under IUPAC nomenclature, a molecule named N-[3-[9-(9,9-dimethylfluoren-2-yl)-16-oxa-9-azahexacyclo[11.11.0.02,10.03,8.015,23.017,22]tetracosa-1(24),2(10),3(8),4,6,11,13,15(23),17,19,21-undecaen-5-yl]phenyl]-9,9-dimethyl-N-phenyl-4a,9a-dihydrofluoren-2-amine is given. What is its corresponding molecular formula?
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C64H48N2O
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