Benzoic acid (2E,4E)-(S)-1-((R)-2-{(2S,3R,5S)-2-[(S)-2-(tert-butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-5-methoxy-tetrahydro-furan-3-yl}-1-methyl-ethyl)-5-((4R,5R)-4-ethyl-2,2-dimethyl-[1,3]dioxan-5-yl)-4-methyl-penta-2,4-dienyl ester

(3R,4S)-4-[(2S,3R,5S)-3-((4E,6E)-(2R,3S,8R,9R)-3,9-Dihydroxy-2,6-dimethyl-8-trityloxymethyl-undeca-4,6-dienyl)-5-methoxy-tetrahydro-furan-2-yl]-3-hydroxy-pentanethioic acid S-pyridin-2-yl ester

(3R,4S)-4-[(2S,3R,5S)-3-((4E,6E)-(2R,3S,8R,9R)-3,9-Dihydroxy-2,6-dimethyl-8-trityloxymethyl-undeca-4,6-dienyl)-5-methoxy-tetrahydro-furan-2-yl]-3-hydroxy-pentanoic acid methyl ester