You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 9-[3-(1-phenylbenzimidazol-2-yl)phenyl]-9-azapentacyclo[10.7.1.02,10.03,8.016,20]icosa-1(20),2(10),3,5,7,11,13,15,17-nonaene .
user
C38H25N3
assistant