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 7-formyl-6-(hydroxymethyl)-N-[4-[(3R)-oxolan-3-yl]oxypyridin-2-yl]-3,4-dihydro-2H-1,8-naphthyridine-1-carboxamide .
user
C20H22N4O5
assistant