2H-1-BENZOPYRAN-3-CARBOXAMIDE, N-(2-(3,4-DIMETHOXYPHENYL)ETHYL)-8-METHOXY- 83823-31-8 BRN 4569643 N-(2-(3,4-Dimethoxyphenyl)ethyl)-8-methoxy-2H-1-benzopyran-3-carboxamide