100311-29-3 4-Butylamino-2-propoxy-benzoic acid 2-(diethylamino)ethyl ester dihydrochloride BENZOIC ACID, 4-BUTYLAMINO-2-PROPOXY-, 2-(DIETHYLAMINO)ETHYL ESTER, DIHYDROCHLOR Benzoic acid, 4-butylamino-2-propoxy-, 2-(diethylamino)ethyl ester, dihydrochloride WIN 3578