InChI=1/C21H20N6O/c1-13-4-3-5-16(10-13)25-21(28)24-15-8-6-14(7-9-15)17-11-23-12-18-19(17)20(22)26-27(18)2/h3-12H,1-2H3,(H2,22,26)(H2,24,25,28)/f/h24-25H,22H2 FF6334750E2640D9