InChI=1S/C24H30BrN3O/c1-4-15-27(2)16-7-5-6-8-17-29-21-13-14-22-23(18-21)28(3)26-24(22)19-9-11-20(25)12-10-19/h4,9-14,18H,1,5-8,15-17H2,2-3H3