1-(3-Amino-2-pyridyl)-4-phenylpiperidine 16019-85-5 4-Phenyl-1-(3-amino-2-pyridyl)piperidine NSC147916 Piperidine, 1-(3-amino-2-pyridyl)-4-phenyl- WLN: T6NTJ DR& A- BT6NJ CZ