InChI=1/C21H17N7O/c1-13-3-2-4-17(9-13)27-21(29)26-16-7-5-14(6-8-16)18-12-24-20-15(10-22)11-25-28(20)19(18)23/h2-9,11-12H,23H2,1H3,(H2,26,27,29)/f/h26-27H B0C59035040F36B5