You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named N,N-bis[4-(3,5-dimethylphenyl)phenyl]-9,9-dimethyl-7-(8-phenylindeno[1,2-a]oxanthren-8-yl)fluoren-2-amine is given. What is its corresponding molecular formula?
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C68H53NO2
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