You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (6E)-N,N-bis(3,5-dimethylphenyl)-2-[(E)-2-[4-(N-(3,5-dimethylphenyl)-3,5-dimethylanilino)phenyl]ethenyl]-5H-benzo[8]annulen-7-amine .
user
C52H50N2
assistant