InChI=1/C17H23BrO2/c1-10-5-11(2)14(12(3)6-10)7-13-8-17(20-4)15(18)9-16(13)19/h8-10,12,14,19H,2,5-7H2,1,3-4H3/t10-,12+,14+/m0/s1 0188FDF376DFF36F