You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 3-cyclohexa-1,3-dien-1-yl-9-[3-[6-[3-[2-(3,6-diphenyl-9,10-dihydrophenanthren-9-yl)ethyl]phenyl]-4-phenylpyridin-2-yl]phenyl]-6-phenylcarbazole by IUPAC nomenclature, provide its molecular formula.
user
C75H56N2
assistant