InChI=1/C21H17N7O/c1-29-15-11-18-21(24-12-15)17(9-10-22-18)23-13-20-26-25-19-8-7-16(27-28(19)20)14-5-3-2-4-6-14/h2-12H,13H2,1H3,(H,22,23)/f/h23H CF52E0C3E1E20722