1-(4,4-Bis(4-fluorophenyl)butyl)-4-(3-diphenylamino-2-hydroxypropyl)piperazine 2HCl 1-Piperazineethanol, 4-(4,4-bis(4-fluorophenyl)butyl)-alpha-((diphenylamino)methyl)-, dihydrochloride 143760-27-4