You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-[4-[2-(2,4-dimethoxyphenyl)ethylcarbamoyl]phenyl]-2,3,4,5-tetrahydro-1-benzazepine-1-carboxamide ?
user
C28H31N3O4
assistant