4-{(R)-2-Hydroxy-2-[(2R,5R,2'R,5'R)-5'-((Z)-(R)-1-hydroxy-undec-2-enyl)-octahydro-[2,2']bifuranyl-5-yl]-ethoxymethyl}-benzoic acid methyl ester

(R)-6-Methoxymethoxy-6-[(2R,5R,2'R,5'R)-5'-((R)-1-methoxymethoxy-undecyl)-octahydro-[2,2']bifuranyl-5-yl]-hexanoic acid ethyl ester

(R)-8-Methoxymethoxy-8-[(2R,5R,2'R,5'R)-5'-((R)-1-methoxymethoxy-undecyl)-octahydro-[2,2']bifuranyl-5-yl]-oct-1-yn-3-one

(R)-6-Methoxymethoxy-6-[(2R,5R,2'R,5'R)-5'-((R)-1-methoxymethoxy-undecyl)-octahydro-[2,2']bifuranyl-5-yl]-hexanoic acid methoxy-methyl-amide

4-{(R)-2-Methoxymethoxy-2-[(2R,5R,2'R,5'R)-5'-((Z)-(R)-1-methoxymethoxy-undec-2-enyl)-octahydro-[2,2']bifuranyl-5-yl]-ethoxymethyl}-benzoic acid methyl ester