(E)-(2R,3S)-1-{(2S,3R,5S)-2-[(S)-2-(tert-Butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-5-methoxy-tetrahydro-furan-3-yl}-7-((4R,5R)-4-ethyl-2,2-dimethyl-[1,3]dioxan-5-yl)-2,6-dimethyl-hept-6-en-4-yn-3-ol

(E)-(2R,3R)-1-{(2S,3R,5S)-2-[(S)-2-(tert-Butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-5-methoxy-tetrahydro-furan-3-yl}-7-((4R,5R)-4-ethyl-2,2-dimethyl-[1,3]dioxan-5-yl)-2,6-dimethyl-hept-6-en-4-yn-3-ol

(R)-3-{(2S,3R,5S)-2-[(S)-2-(tert-Butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-5-methoxy-tetrahydro-furan-3-yl}-2-methyl-propionaldehyde

(7E,9E)-(2S,3aR,5R,6S,11R,12R,16R,17S,17aS)-12-Ethyl-6,16-dihydroxy-2-methoxy-5,9,17-trimethyl-11-trityloxymethyl-2,3,3a,4,5,6,11,12,15,16,17,17a-dodecahydro-1,13-dioxa-cyclopentacyclohexadecen-14-one