InChI=1/C23H25BrN2O2/c1-3-27-22-13-20(15-26-14-18-7-9-25-10-8-18)12-21(24)23(22)28-16-19-6-4-5-17(2)11-19/h4-13,26H,3,14-16H2,1-2H3/p+1/fC23H26BrN2O2/h26H/q+1 4512B5F0E731A8F3