InChI=1/C19H20N6O/c26-19(24-17-6-1-5-16-15(17)4-2-9-20-16)23-14-7-12-25(13-8-14)18-21-10-3-11-22-18/h1-6,9-11,14H,7-8,12-13H2,(H2,23,24,26)/f/h23-24H 00A34A7E7D44966C