InChI=1/C21H17N7O/c1-12-5-7-18(20-16(12)11-23-25-20)24-21(29)19-13(2)28(27-26-19)15-6-8-17-14(10-15)4-3-9-22-17/h3-11H,1-2H3,(H,23,25)(H,24,29)/f/h24-25H 68DB5A55E7E2E699