You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-methoxyethyl (6R)-4-methyl-3-(4-methylphenyl)-6-phenyl-2-sulfanylidene-1,6-dihydropyrimidine-5-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H24N2O3S
assistant