1H-Indene-1,3(2H)-dione, 2-phenyl-2-(4-(4-phenyl-1-piperazinyl)butyl)-, sulfate (1:1) 2-Phenyl-2-(4-(4-phenyl-1-piperazinyl)butyl)-1H-indene-1,3(2H)-dione sulfate (1:1) 51099-50-4