InChI=1/C12H10Br2N4O/c13-7-3-4-9(14)10(6-7)17-12(19)8-2-1-5-16-11(8)18-15/h1-6H,15H2,(H,16,18)(H,17,19)/f/h17-18H 26A2EC2524ABCEB4