InChI=1/C19H20N6O/c26-19(24-16-6-1-4-14-5-2-9-20-17(14)16)23-15-7-12-25(13-8-15)18-21-10-3-11-22-18/h1-6,9-11,15H,7-8,12-13H2,(H2,23,24,26)/f/h23-24H 0567AB90563725BF