2-{(E)-4-[4-Methoxy-6-methyl-1-(3-methyl-but-2-enyl)-2-oxo-cyclohex-3-enyl]-2-methyl-but-2-enyloxy}-6-methyl-benzoic acid ethyl ester

trans-2,3,5-Trimethyl-6-(5'-carboxy-3'-methyl-2'-pentenyl)-1,4-benzoquinone

4-Bromo-benzoic acid 3-((E)-4-acetoxy-2-methyl-but-2-enyloxy)-2-formyl-benzyl ester

2-Methyl-6-{(E)-2-methyl-4-[2-methyl-1-(3-methyl-but-2-enyl)-4,6-dioxo-cyclohexyl]-but-2-enyloxy}-benzoic acid ethyl ester

4-methyl-6-(3-methyl-1,4-dioxo-1,4-dihydronaphthalen-2-yl)hexanoic acid