1-(4,4-Bis(p-fluorophenyl)butyl)piperazine dihydrochloride 1-(4,4-Bis-(4-fluorofenil)butil)piperazina dicloridrato [Italian] 30297-96-2 4-Ffp-2HCl Piperazine, 1-(4,4-bis(p-fluorophenyl)butyl)-, dihydrochloride