You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 2-[4-[3-tert-butyl-5-(4-tert-butylpyridin-2-yl)phenyl]-1-(2,4,6-trimethylphenyl)benzimidazol-2-yl]-4-phenylphenol by IUPAC nomenclature, provide its molecular formula.
user
C47H47N3O
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