You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(3-methylpyridin-2-yl)-1-[2-[(2-oxo-3,4-dihydro-1H-quinolin-6-yl)oxy]acetyl]piperidine-3-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H26N4O4
assistant