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Under IUPAC nomenclature, a molecule named 9-(9,9-dimethylfluoren-2-yl)-3-[4-[(E)-2-[4-[7-[4-[(E)-2-[4-[9-(9,9-dimethylfluoren-2-yl)carbazol-3-yl]phenyl]ethenyl]phenyl]-9,9-diphenylfluoren-2-yl]phenyl]ethenyl]phenyl]carbazole is given. What is its corresponding molecular formula?
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C107H76N2
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