InChI=1/C12H11BrCl2N4O2/c1-5-10(12(20)17-16)9(19-18-5)4-21-11-7(13)2-6(14)3-8(11)15/h2-3H,4,16H2,1H3,(H,17,20)(H,18,19)/f/h17,19H D7841791B43D1079