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 3-(2-methylphenyl)-2-[2-[(2S)-2-methylpiperidin-1-yl]-2-oxoethyl]sulfanylquinazolin-4-one .
user
C23H25N3O2S
assistant