InChI=1/C19H23BrN2O3/c1-2-22-19(24)15-5-3-4-14(10-15)12-21-13-16-6-7-17(11-18(16)20)25-9-8-23/h3-7,10-11,21,23H,2,8-9,12-13H2,1H3,(H,22,24)/f/h22H 4C3AD2717CD6F68B