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-(2-methoxycarbonylanilino)-2-oxoethyl] 1-ethyl-7-methyl-4-oxo-1,8-naphthyridine-3-carboxylate ?
user
C22H21N3O6
assistant