InChI=1/C21H22BrN3O3/c22-16-3-1-15(2-4-16)19-14-23-24-21(19)18-6-5-17(13-20(18)26)28-12-9-25-7-10-27-11-8-25/h1-6,13-14,26H,7-12H2,(H,23,24)/f/h24H DEE1B1C72D73ED4B