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 4-fluoro-N-[[(3S)-1-[(5-methoxy-4-oxo-1H-pyridin-2-yl)methyl]piperidin-3-yl]methyl]benzamide .
user
C20H24FN3O3
assistant