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 4-methyl-N-[4-[4-(4-methyl-N-[4-[(E)-2-[4-[(E)-2-phenylethenyl]phenyl]ethenyl]phenyl]anilino)phenyl]phenyl]-N-[4-[(E)-2-[4-[(E)-2-phenylethenyl]phenyl]ethenyl]phenyl]aniline .
user
C70H56N2
assistant