InChI=1/C21H33BrN2O2/c1-16(2)14-24(15-17(3)4)20(25)13-23-21(8-10-26-11-9-21)18-6-5-7-19(22)12-18/h5-7,12,16-17,23H,8-11,13-15H2,1-4H3 B3B6935EBC6F845E