You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 6-(3,4-dihydro-1H-isoquinolin-2-yl)-N-(1,1-dioxothiolan-3-yl)-N,2-dimethylpyrimidin-4-amine into molecular formula.
user
C19H24N4O2S
assistant