You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[2-cyano-4-(4-cyano-N-[3-cyano-4-[2-cyano-4-(4-cyano-N-[3-cyano-4-[2-cyano-4-(4-cyano-N-(3-cyanophenyl)anilino)phenyl]phenyl]anilino)phenyl]phenyl]anilino)phenyl]-5-(4-cyano-N-(4-cyanophenyl)anilino)benzonitrile The above is the IUPAC name of a molecule. Write its molecular formula.
user
C84H42N16
assistant