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 16-phenyl-20-(7-phenyl-[1]benzofuro[2,3-b]carbazol-10-yl)-12-oxa-16-azahexacyclo[11.11.0.02,11.05,10.015,23.017,22]tetracosa-1(24),2(11),3,5,7,9,13,15(23),17(22),18,20-undecaene .
user
C52H30N2O2
assistant