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 4-naphthalen-2-yl-N-phenyl-N-[4-(9-phenyl-12-azapentacyclo[11.8.0.02,11.03,8.016,21]henicosa-1(13),2(11),3,5,7,9,14,16,18,20-decaen-12-yl)phenyl]aniline ?
user
C54H36N2
assistant