InChI=1/C20H25BrN2O2/c1-4-14(2)23-20(24)17-8-5-15(6-9-17)12-22-13-16-7-10-19(25-3)18(21)11-16/h5-11,14,22H,4,12-13H2,1-3H3,(H,23,24)/p+1/t14-/m0/s1/fC20H26BrN2O2/h22-23H/q+1 64F69BCB34A876B3