You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-(4-methoxyphenyl)-1-(1'-methylspiro[3,5-dihydro-1H-2-benzazepine-4,3'-piperidine]-2-yl)ethanone The above is the IUPAC name of a molecule. Write its molecular formula.
user
C24H30N2O2
assistant