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 7-[4-[4-[2-(10-oxapentacyclo[11.8.0.03,11.04,9.016,21]henicosa-1,3(11),4,6,8,12,16,18,20-nonaen-15-yl)ethyl]phenyl]phenyl]-[1]benzofuro[2,3-b]carbazole .
user
C52H35NO2
assistant