You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 3-(3-benzo[a]carbazol-11-ylphenyl)-N-(4-phenylphenyl)-N-[4-(3-phenylphenyl)phenyl]aniline by IUPAC nomenclature, provide its molecular formula.
user
C58H40N2
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