InChI=1/C24H20BrN3O2/c1-16-3-4-17(2)28(16)21-11-7-19(8-12-21)24(29)27-26-15-22-13-14-23(30-22)18-5-9-20(25)10-6-18/h3-15H,1-2H3,(H,27,29)/b26-15+/f/h27H 69D12171E16FAF9C