2,2-Dimethylvaleric acid 3-(4-methyl-1-piperazinyl)propyl ester dihydrochloride 38370-82-0 Pentanoic acid, 2,2-dimethyl-, 3-(4-methyl-1-piperazinyl)propyl ester dihydrochloride (9CI) Valeric acid, 2,2-dimethyl-, 3-(4-methyl-1-piperazinyl)propyl ester, dihydrochloride