3-Methyl-2-phenylvaleric acid 1-ethyl-4-piperidyl ester hydrochloride 4-Piperidinol, 1-ethyl-, 3-methyl-2-phenylvalerate, hydrochloride 78372-14-2 Benzeneacetic acid, alpha-(2-butyl)-, 1-ethyl-4-piperidyl ester, hydrochloride C 4246 Pentanoic acid, 3-methyl-2-phenyl-, 1-ethyl-4-piperidyl ester, hydrochloride Valeric acid, 3-methyl-2-phenyl-, 1-ethyl-4-piperidyl ester, hydrochloride