1,4-Piperazinediethanol alpha-methyl-1-naphthaleneacetate ester dihydrochloride 1-NAPHTHALENEACETIC ACID, alpha-METHYL-, 1,4-PIPERAZINEDIYLDI-2,1-ETHANEDIYL EST 1-Naphthaleneacetic acid, alpha-methyl-, 1,4-piperazinediyldi-2,1-ethanediyl ester, dihydrochloride 2,2'-(1,4-Piperazindiyl)diethylbis(alpha-methyl-1-naphtalinacetat) dihydrochloride 5051-16-1 5061-22-3 N,N'-Bis(2-(alpha-(1-naphthyl)propionyloxy)ethyl)piperazin hydrochlorid N,N'-Di(alpha-(1-naphthyl)propionyloxy-2-ethyl)piperazine dihydrochloride Nafiverine dihydrochloride Naftimepezine