991-30-0 Benzoic acid, 3,4,5-trimethoxy-, 1-methyl-2-[4-(3,4,5-trimethoxybenzoyl)-1-piperazinyl]ethyl ester, monohydrochloride Benzoic acid, 3,4,5-trimethoxy-, [1-[4-(3,4,5-trimethoxybenzoyl)piperazinylmethyl]ethyl] ester, hydrochloride Benzoic acid, 3,4,5-trimethoxy-, ester with .alpha.-methyl-4-(3,4,5-trimethoxybenzoyl)-1-piperazineethanol, monohydrochloride NSC172132 T 134