(S)-3-((E)-(2R,13R)-2-(tert-Butyl-dimethyl-silanyloxy)-13-{(2S,5S,2'S,5'R)-5'-[(R)-1-(tert-butyl-dimethyl-silanyloxy)-undecyl]-octahydro-[2,2']bifuranyl-5-yl}-13-hydroxy-tridec-9-enyl)-5-methyl-5H-furan-2-one

(S)-3-((E)-(2R,13R)-2,13-Bis-(tert-butyl-dimethyl-silanyloxy)-13-{(2S,5R,2'S,5'S)-5'-[(R)-1-(tert-butyl-dimethyl-silanyloxy)-undecyl]-octahydro-[2,2']bifuranyl-5-yl}-tridec-9-enyl)-5-methyl-5H-furan-2-one

(E)-(R)-1-{(2S,5S,2'S,5'R)-5'-[(R)-4-Benzyloxy-1-(tert-butyl-dimethyl-silanyloxy)-butyl]-octahydro-[2,2']bifuranyl-5-yl}-undec-4-en-1-ol

(2S,5R,2'S,5'S)-5-[(R)-4-Benzyloxy-1-(tert-butyl-dimethyl-silanyloxy)-butyl]-5'-[(E)-(R)-1-(tert-butyl-dimethyl-silanyloxy)-undec-4-enyl]-octahydro-[2,2']bifuranyl