139261-79-3 1H-Imidazole-4-carboxylic acid, 5-methyl-2-(1-piperidinyl)-, ethyl ester, monohydrochloride Ethyl 2-(N-piperidino)-4(5)-methyl-5(4)-imidazolecarboxylate hydrochloride Ethyl 5-methyl-2-(1-piperidinyl)-1H-imidazole-4-carboxylate monohydrochloride