10(3(4-beta,gamma-Dihydroxypropyl-1-piperazinyl)propyl)2-chlorophenothiazine dihydrochloride 73986-65-9 Phenothiazine, 2-chloro-10-(3-(4-(2,3-dihydroxypropyl)-1-piperazinyl)propyl)-, dihydrochloride