InChI=1/C21H19N7/c22-19-18-20(27-21(23)26-19)24-11-15(25-18)12-28-16-7-3-1-5-13(16)9-10-14-6-2-4-8-17(14)28/h1-8,11H,9-10,12H2,(H4,22,23,24,26,27)/f/h22-23H2 1370852F0140D220