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 N-[3-(9,9-dimethyl-10-phenylacridin-3-yl)phenyl]-9-phenyl-N-(4-pyridin-3-ylphenyl)carbazol-3-amine .
user
C56H42N4
assistant