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 1-(3,4-dimethoxyphenyl)-2-[4-ethoxy-N-(3,4,5,6-tetrahydro-2H-azepin-7-yl)anilino]ethanone .
user
C24H30N2O4
assistant