You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 5-[3-[(2R)-2-(4-fluorophenyl)morpholin-4-yl]-3-oxopropyl]-4,6-dimethyl-1H-pyrimidin-2-one .
user
C19H22FN3O3
assistant