You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-[4-(3-benzo[a]carbazol-11-ylphenyl)phenyl]-4-phenyl-N-[4-[(3S,7S)-1-tetracyclo[5.2.1.03,8.05,8]decanyl]phenyl]aniline by IUPAC nomenclature, provide its molecular formula.
user
C56H44N2
assistant