InChI=1/C22H18BrN3O2/c23-17-8-6-15(7-9-17)14-20(26-21(27)16-4-2-1-3-5-16)22(28)25-19-12-10-18(24)11-13-19/h1-14H,24H2,(H,25,28)(H,26,27)/b20-14+/f/h25-26H C18A64FE480FB68B