1'-Ethyl-4'-(N-ethyl-2''-phenylethylamino)butyl-3,4,5-trimethoxybenzoate hydrochloride 60491-27-2 BENZOIC ACID, 3,4,5-TRIMETHOXY-, 1'-ETHYL-4'-(N-ETHYL-N-PHENETHYLAMINO)BUTYL EST