InChI=1/C20H14BrN5O3/c1-11-17-18(14-4-2-3-5-16(14)26(27)28)15(10-22)19(23)29-20(17)25(24-11)13-8-6-12(21)7-9-13/h2-9,18H,23H2,1H3/t18-/m0/s1 ED59E49B3847F8BC