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 dimethyl (1S,9R)-12-(4-methylphenyl)-12-azatricyclo[7.2.1.02,7]dodeca-2,4,6-triene-11,11-dicarboxylate .
user
C22H23NO4
assistant