You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 4-phenyl-N-[4-[4-[6-[4-(9-phenylcarbazol-3-yl)phenyl]dibenzofuran-4-yl]phenyl]phenyl]-N-(4-phenylphenyl)aniline into molecular formula.
user
C72H48N2O
assistant