1-(2-Quinolinyl)piperazine 1-(2-Quinolyl)piperazine 2-(1-Piperazinyl)chinolin 2-(1-Piperazinyl)quinoline 4774-24-7 5-23-03-00069 (Beilstein Handbook Reference) 5786-68-5 BRN 0196945 QUIPAZINE Quinoline, 2-(1-piperazinyl)- Quipazina [INN-Spanish] Quipazinum [INN-Latin]