InChI=1/C19H16N6O/c1-12-5-6-13(17(20)26)10-15(12)23-19-22-11-14-7-9-25(18(14)24-19)16-4-2-3-8-21-16/h2-11H,1H3,(H2,20,26)(H,22,23,24)/f/h23H,20H2 E72C9BD52F004596