1-(2-(4-Methyl-2-(methylthio)-5-thiazolyl)ethyl)-4-(2-methylphenyl)piperazine 3HCl dihydrate 89663-36-5 Piperazine, 1-(2-(4-methyl-2-(methylthio)-5-thiazolyl)ethyl)-4-(2-methylphenyl)-, hydrochloride, hydrate (1:3:2)