3-[2-((1S,2R)-2-benzyloxy-1-ethyl-pent-4-enyloxy)-acetyl]-4-isopropyl-oxazolidin-2-one

5-[(1S,2R)-2-benzyloxy-1-ethyl-pent-4-enyloxy]-(4R,5S)-8-methyl-nona-1,7-dien-4-ol

3-[2-((1S,2R)-2-benzyloxy-1-ethyl-pent-4-enyloxy)-(2S)-5-methyl-hex-4-enoyl]-(4R)-4-isopropyl-oxazolidin-2-one

[(1R,2S)-1-allyl-2-((1S,2R)-2-benzyloxy-1-ethyl-pent-4-enyloxy)-5-methyl-hex-4-enyloxy]-tert-butyl-dimethyl-silane

{(1R)-1-[(1S)-1-((1S,2R)-2-benzyloxy-1-ethyl-pent-4-enyloxy)-2-(3,3-dimethyloxiranyl)-ethyl]-but-3-enyloxy}-tert-butyl-dimethyl-silane