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 4-[3-(8-oxatetracyclo[7.7.1.02,7.013,17]heptadeca-1(16),2(7),3,5,9,11,13(17),14-octaen-5-yl)-5-phenylphenyl]-2-phenyl-6-(4-phenylphenyl)pyrimidine .
user
C50H32N2O
assistant