(S)-3-{(4E,11E)-(3R,13R)-3-Hydroxy-13-methoxymethoxy-13-[(2R,5R,2'R,5'R)-5'-((R)-1-methoxymethoxy-undecyl)-octahydro-[2,2']bifuranyl-5-yl]-trideca-4,11-dien-6-ynyl}-5-methyl-5H-furan-2-one

(5S)-5-methyl-3-phenylsulfanyl-4,5-dihydrofuran-2(3H)-one

(S)-3-((E)-(R)-3-Hydroxy-5-iodo-pent-4-enyl)-5-methyl-5H-furan-2-one

(R)-2-(tert-Butyl-dimethyl-silanyloxy)-4-((S)-5-methyl-2-oxo-2,5-dihydro-furan-3-yl)-butyraldehyde

(S)-3-[(R)-3-(tert-Butyl-dimethyl-silanyloxy)-4-hydroxy-butyl]-5-methyl-5H-furan-2-one