1-(4-Amino-3-pyridyl)-4-phenylpiperazine 14549-63-4 4-Phenyl-1-(4-amino-3-pyridyl)piperazine 5-23-03-00096 (Beilstein Handbook Reference) BRN 0619535 Piperazine, 1-(4-amino-3-pyridyl)-4-phenyl-