You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
dimethyl 3,3,12-trimethyl-2,11,13-trioxo-15-phenyl-12-azatetracyclo[7.6.1.04,16.010,14]hexadeca-1(16),6-diene-5,7-dicarboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H29NO7
assistant