You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named N-acetyl-2-[[7-(N-(3,4-dimethylphenyl)-4-methylanilino)-9,9-dimethylfluoren-2-yl]amino]acetamide by IUPAC nomenclature, provide its molecular formula.
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C34H35N3O2
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