You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(6S)-6-(4-chlorophenyl)-N-(2-methoxyphenyl)-4-methyl-2-oxo-3-propan-2-yl-1,6-dihydropyrimidine-5-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H24ClN3O3
assistant