7-CHLORO-4,6-DIMETHOXY-6'-METHYL-2'-(METHYLTHIO)-SPIRO(BENZOFURAN-2(3H),1'-(2)CYCLOHEXENE)-3,4'-DIONE
7-chloro-4,6-dimethoxy-6'-methyl-2'-(methylthio)-spiro(benzofuran-2(3h),1'-(2)cyclohexene)-3,4'-dione