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 8-(4-chlorophenyl)-4-(5-methoxy-3-phenyl-1H-indole-2-carbonyl)-6-methyl-2-oxa-4,5,11,13-tetrazatricyclo[7.4.0.03,7]trideca-1(9),3(7),5,12-tetraen-10-one .
user
C31H22ClN5O4
assistant