InChI=1/C23H35BrN2O/c1-4-6-14-26(15-7-5-2)16-8-13-25-18-21-10-12-23(27-21)22-11-9-20(24)17-19(22)3/h9-12,17,25H,4-8,13-16,18H2,1-3H3/p+2/fC23H37BrN2O/h25-26H/q+2 2EC4550D647B75B5