You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [2-(3,4-dimethylanilino)-2-oxoethyl] 5-methoxy-2,3-dihydro-1,4-benzodioxine-7-carboxylate by IUPAC nomenclature, provide its molecular formula.
user
C20H21NO6
assistant