InChI=1/C23H21BrN2O3/c1-15(2)25-23(28)20(26-22(27)17-6-4-3-5-7-17)14-19-12-13-21(29-19)16-8-10-18(24)11-9-16/h3-15H,1-2H3,(H,25,28)(H,26,27)/b20-14-/f/h25-26H AC95CAEC6DBB8C0B