You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[4-[4-(1,5-dimethylpyrrol-2-yl)-N-[4-(1,5-dimethylpyrrol-2-yl)phenyl]anilino]phenyl]-N,N-bis[4-(1,5-dimethylpyrrol-2-yl)phenyl]aniline is the IUPAC name of a molecule. Please give its molecular formula.
user
C60H56N6
assistant