ER 803895

[(2R,4aS,6S,7S,8R,8aR)-7,8-Dihydroxy-6-((E)-(S)-1-hydroxy-3-trimethylsilanyl-allyl)-octahydro-pyrano[3,2-b]pyran-2-yl]-acetic acid methyl ester

{(2R,4aS,6S,7R,8S,8aS)-7,8-Bis-(tert-butyl-dimethyl-silanyloxy)-6-[(E)-(S)-1-(tert-butyl-dimethyl-silanyloxy)-3-trimethylsilanyl-allyl]-octahydro-pyrano[3,2-b]pyran-2-yl}-acetic acid methyl ester

methyl 2-((2R,4aS,6S,7S,8R,8aR)-7,8-dihydroxy-6-((S)-1-hydroxy-3-(trimethylsilyl)prop-2-yn-1-yl)octahydropyrano[3,2-b]pyran-2-yl)acetate

methyl 2-((2R,4aS,6S,7R,8S,8aS)-7,8-bis((tert-butyldimethylsilyl)oxy)-6-((S)-1-((tert-butyldimethylsilyl)oxy)-3-(trimethylsilyl)prop-2-yn-1-yl)octahydropyrano[3,2-b]pyran-2-yl)acetate