You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name 11-[2-phenyl-3-(2-phenylphenyl)phenyl]-12-[4-phenyl-6-(4-phenylphenyl)-1,3,5-triazin-2-yl]indolo[2,3-a]carbazole ?
user
C63H41N5
assistant