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 10-dibenzofuran-3-yl-3-(3-isocyanocarbazol-9-yl)-6-phenyl-5,7-dihydrobenzo[d][2]benzazepine .
user
C45H29N3O
assistant