You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-[4-(2-carbazol-9-yl-4-phenylphenyl)phenyl]-N-[4-(2-dibenzofuran-4-ylphenyl)phenyl]-3-phenylaniline ?
user
C66H44N2O
assistant