1,4-Bis(1-ethyl-3-(p-methoxyphenyl)propyl)piperazine dihydrobromide 101975-94-4 F 235 Piperazine, 1,4-bis(1-(p-methoxyphenyl)-3-pentyl)-, dihydrobromide Piperazine, 1,4-bis(1-ethyl-3-(p-methoxyphenyl)propyl)-, dihydrobromide