InChI=1/C19H17N3O2/c23-18(13-8-9-13)20-14-5-3-4-12(10-14)11-17-15-6-1-2-7-16(15)19(24)22-21-17/h1-7,10,13H,8-9,11H2,(H,20,23)(H,22,24)/f/h20,22H 607B44FBA90ED1B4