You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
dimethyl 5-(2,3-dihydro-1,4-benzodioxin-6-ylcarbamothioylamino)benzene-1,3-dicarboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C19H18N2O6S
assistant