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 [2-[(3-oxo-6,7,8,9-tetrahydro-5H-imidazo[1,2-a]azepin-2-ylidene)methyl]phenyl] 2-methoxybenzoate ?
user
C23H22N2O4
assistant