1-Piperazineethanol, 4-(3-(2-chlorophenothiazin-10-yl)propyl)-, dihydrochloride 2015-28-3 4-(3-(2-Chloro-10H-phenothiazin-10-yl)propyl)piperazine-1-ethanol dihydrochloride 4-(3-(2-Chlorophenothiazin-10-yl)propyl)-1-piperazineethanol dihydrochloride EINECS 217-944-6 Perphenazine dihydrochloride