InChI=1/C24H23BrN4O3/c1-3-5-18-21-20(17(12-26)23(27)32-24(21)29-28-18)16-6-4-7-19(30-2)22(16)31-13-14-8-10-15(25)11-9-14/h4,6-11,20H,3,5,13,27H2,1-2H3,(H,28,29)/t20-/m1/s1/f/h29H 9CFBC5982783CAD6