1-(3-Amino-2-pyridyl)-4-phenylpiperazine 14549-64-5 4-Phenyl-1-(3-amino-2-pyridyl)piperazine 5-23-03-00095 (Beilstein Handbook Reference) BRN 0619534 Piperazine, 1-(3-amino-2-pyridyl)-4-phenyl-