You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by 12-phenyl-5-[4-[4-phenyl-6-(4-phenylphenyl)-1,3,5-triazin-2-yl]dibenzofuran-1-yl]indolo[3,2-c]carbazole ?
user
C57H35N5O
assistant