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

[(2S,3S,8S,9S)-2-(8-bromo-3-chloro-9-ethyl-2,3,4,7,8,9-hexahydro-oxonin-2-yl)-ethoxy]-tert-butyl-diphenyl-silane

(2S,3R,8S,9S)-9-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-8-chloro-2-ethyl-2,3,4,7,8,9-hexahydro-oxonin-3-ol

[(2S,3S,8S,9S)-8-bromo-3-chloro-9-ethyl-2,3,4,7,8,9-hexahydro-oxonin-2-yl]-acetaldehyde

(2S,3R,8R,9S)-8-benzyloxy-9-ethyl-2-(2-hydroxy-ethyl)-2,3,4,7,8,9-hexahydro-oxonin-3-ol

(2S,3R,8R,9S)-8-(tert-butyl-dimethyl-silanyloxy)-2-ethyl-9-(3-iodo-allyl)-2,3,4,7,8,9-hexahydro-oxonin-3-ol

[2-((2S,3S,8R,9S)-8-benzyloxy-3-chloro-9-ethyl-2,3,4,7,8,9-hexahydro-oxonin-2-yl)-ethoxy]-tert-butyl-diphenyl-silane

[5-((2S,3S,8S,9S)-8-bromo-3-chloro-9-ethyl-2,3,4,7,8,9-hexahydro-oxonin-2-yl)-pent-3-en-1-ynyl]-triethyl-silane

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

1-[(2S,3R,8R,9S)-3-(tert-butyldimethyl-silanyloxy)-9-ethyl-8-benzyloxy-2,3,4,7,8,9-hexahydro-oxonin-2-yl]-3-methylbutane-2,3-diol

(2S,3S,8R,9S)-3-bromo-8-(tert-butyl-dimethyl-silanyloxy)-2-ethyl-9-(5-triethylsilanyl-pent-2-en-4-ynyl)-2,3,4,7,8,9-hexahydro-oxonine

2-((1S,2R)-2-benzyloxy-1-ethyl-pent-4-enyloxy)-(2S)-5-methyl-hex-4-en-1-ol

(2S,3S,8S,9S)-2-(8-bromo-3-chloro-9-ethyl-2,3,4,7,8,9-hexahydro-oxonin-2-yl)-ethanol

[(2S,3R,8R,9S)-8-benzyloxy-2-(3,3-dimethyl-oxiranylmethyl)-9-ethyl-2,3,4,7,8,9-hexahydro-oxonin-3-yloxy]-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

[(2R,3S,8R,9S)-8-hydroxy-3-(tert-butyl-dimethyl-silanyloxy)-9-ethyl-2,3,4,7,8,9-hexahydro-oxonin-2-yl]-acetaldehyde

1-[(2S,3R,8R,9S)-3-(tert-butyl-dimethyl-silanyloxy)-9-ethyl-8-hydroxy-2,3,4,7,8,9-hexahydro-oxonin-2-yl]-3-methyl-butane-2,3-diol

(Z,2S,3R,8S,9S)-8-bromo-9-ethyl-3-hydroxy-2-((Z)-pent-2-en-4-ynyl)-2,3,4,7,8,9-hexahydrooxonine

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