4-[(4aS,6R,7S,8aR)-7-(tert-Butyl-dimethyl-silanyloxy)-2,2,4a-trimethyl-hexahydro-pyrano[3,2-d][1,3]dioxin-6-yl]-but-2-yn-1-ol

{(2S,3S)-3-[(4aS,6R,7S,8aR)-7-(tert-Butyl-dimethyl-silanyloxy)-2,2,4a-trimethyl-hexahydro-pyrano[3,2-d][1,3]dioxin-6-ylmethyl]-oxiranyl}-methanol

(2S,3R,4aS,6R,7S,8aR)-7-Benzyloxy-2-hydroxymethyl-2-methyl-6-((E)-styryl)-octahydro-pyrano[3,2-b]pyran-3-ol

Trifluoro-methanesulfonic acid (2S,3R,4aS,8aR)-3-(tert-butyl-dimethyl-silanyloxy)-2,8-dimethyl-2,3,4,4a,6,8a-hexahydro-pyrano[3,2-b]pyran-2-ylmethyl ester

(4aS,6S,7R,8aS,9aR,10aR)-6-Benzyloxy-2,2,4a-trimethyl-7-((E)-styryl)-octahydro-1,3,8,10-tetraoxa-anthracene