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-ethyl-7-methyl-3-[3-(5-methylpyridin-2-yl)oxypyrrolidine-1-carbonyl]-1,8-naphthyridin-4-one .
user
C22H24N4O3
assistant