InChI=1S/C24H28BrNO2/c1-3-14-26(2)15-6-4-5-7-16-27-21-12-13-22-23(18-28-24(22)17-21)19-8-10-20(25)11-9-19/h3,8-13,17-18H,1,4-7,14-16H2,2H3