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 3-methyl-4,6-diphenyl-2-[4-[4-(18-thiatetracyclo[9.7.0.02,7.012,17]octadeca-1(11),2,4,6,9,12,14,16-octaen-10-yl)phenyl]phenyl]pyridine .
user
C47H33NS
assistant