(E)-(4R,7R,8R,10R)-10-(tert-Butyl-dimethyl-silanyloxy)-8-(4-methoxy-benzyloxy)-7-methyl-dodeca-1,5-dien-11-yne-4,7-diol

(6R)-6-[(1E,3R,4R,6R,7Z)-6-{[tert-butyl(dimethyl)silyl]oxy}-4-hydroxy-8-iodo-3-methyl-3-[(triethylsilyl)oxy]octa-1,7-dien-1-yl]-5,6-dihydro-2H-pyran-2-one

(R)-6-((3R,4R,6R,E)-6-(tert-butyldimethylsilyloxy)-4-hydroxy-8-iodo-3-methyl-3-(triethylsilyloxy)oct-1-en-7-ynyl)-5,6-dihydro-2H-pyran-2-one

(R)-6-[(E)-(3R,4R,6R)-6-(tert-Butyl-dimethyl-silanyloxy)-8-iodo-4-(4-methoxy-benzyloxy)-3-methyl-3-triethylsilanyloxy-oct-1-en-7-ynyl]-5,6-dihydro-pyran-2-one

(R)-6-[(E)-(3R,4R,6R)-6-(tert-Butyl-dimethyl-silanyloxy)-4-(4-methoxy-benzyloxy)-3-methyl-3-triethylsilanyloxy-oct-1-en-7-ynyl]-5,6-dihydro-pyran-2-one