1-(2-((1,1'-Biphenyl)yloxy)ethyl)-4-(3-phenyl-2-propenyl)piperazine 1-(2-(Diphenyloxy)ethyl)-4-(3-phenylallyl)piperazine 129238-77-3 Dpoepap Piperazine, 1-(2-((1,1'-biphenyl)yloxy)ethyl)-4-(3-phenyl-2-propenyl)-