You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 3-N,3-N,6-N,6-N-tetraphenyl-9-[3-(N-phenylanilino)phenyl]carbazole-3,6-diamine is given. What is its corresponding molecular formula?
user
C54H40N4
assistant