You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-([1]benzothiolo[2,3-c]pyridin-7-yl)-2,3,5,6-tetrakis(2-methylcarbazol-9-yl)benzonitrile The above is the IUPAC name of a molecule. Write its molecular formula.
user
C70H46N6S
assistant