You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 4-[3-(9,9-dimethyl-7,8-dihydrofluoren-3-yl)-5-methylphenyl]pyridine;2-phenyl-2-(4-phenylphenyl)ethanamine .
user
C47H44N2
assistant