You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-carbazol-9-yl-9-[3-(4-dibenzothiophen-2-ylphenyl)phenyl]carbazole;3-carbazol-9-yl-9-[3-(4-dibenzothiophen-4-ylphenyl)phenyl]carbazole is the IUPAC name of a molecule. Please give its molecular formula.
user
C96H60N4S2
assistant