You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 2-ethenyl-4,5-diphenyl-1,6-bis(3-phenylphenyl)-3-[(Z)-prop-1-enyl]pyrrolo[3,2-c]carbazole .
user
C55H40N2
assistant