InChI=1/C8H7Br2N5O3/c9-5-1-4(7(16)6(10)2-5)3-12-13-8(11)14-15(17)18/h1-3,16H,(H3,11,13,14)/b12-3+/f/h13H,11H2/b12-3+,14-8+ FDA94AA63D007ECC