InChI=1/C22H20BrN3O2/c23-19-10-12-20(13-11-19)24-15-22(27)26-25-14-18-8-4-5-9-21(18)28-16-17-6-2-1-3-7-17/h1-14,24H,15-16H2,(H,26,27)/b25-14+/f/h26H 2133135F2193CFB4