You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by 6-[(E)-3-[3-[(4-methylphenoxy)methyl]azetidin-1-yl]-3-oxoprop-1-enyl]-3,4-dihydro-1H-1,8-naphthyridin-2-one ?
user
C22H23N3O3
assistant