InChI=1/C23H21BrO2/c1-2-3-7-22-19(18-6-4-5-8-21(18)26-22)14-15-9-11-17-16(13-15)10-12-20(25)23(17)24/h4-6,8-13,25H,2-3,7,14H2,1H3 5D5DD6446F5A918C