You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 6-(3-chlorophenyl)-3-[(2S)-2-hydroxy-3-[(2R,3S)-3-hydroxypiperidin-2-yl]propyl]pyrido[3,2-d]pyrimidin-4-one;methane using the IUPAC nomenclature.
user
C22H27ClN4O3
assistant