4-Bromo-benzoic acid 3-((E)-4-acetoxy-2-methyl-but-2-enyloxy)-2-[2-hydroxy-4-methyl-3-(3-methyl-but-2-enyl)-6-oxo-cyclohex-1-enecarbonyl]-benzyl ester

4-Bromo-benzoic acid 2-formyl-3-hydroxy-benzyl ester

4-Bromo-benzoic acid 3-hydroxy-2-hydroxymethyl-benzyl ester