tert-Butyl-[2-((5Z,8Z)-(2S,3S)-3-chloro-9-ethyl-2,3,4,7-tetrahydro-oxonin-2-yl)-ethoxy]-diphenyl-silane

[(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

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

(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