InChI=1/C13H9Br2N5O7/c14-5-1-4(20(25)26)2-6(15)9(5)17-7(21)3-27-12(23)10-8(16)11(22)19-13(24)18-10/h1-2H,3,16H2,(H,17,21)(H2,18,19,22,24)/p-1/fC13H8Br2N5O7/h17,19H/q-1 044C3FDDC43FD351