(2S,3S,4aR,6R,8S,8aS)-8-Benzyloxy-6-(3-benzyloxy-propyl)-2-methyl-3-triethylsilanyloxy-octahydro-pyrano[3,2-b]pyran-2-carbaldehyde

(2S,6R)-6-allyl-2-[(2S,3S)-2,3-epoxy-4-phenylthiobut-1-yl]-3,6-dihydro-2H-pyran

[(2S,3S)-3-((2S,6R)-6-Allyl-3,6-dihydro-2H-pyran-2-ylmethyl)-oxiranyl]-methanol

(2R,4S,4aS,5aR,8S,9R,10aS,11aR)-4-Benzyloxy-2-(3-benzyloxy-propyl)-9-[(2R,3S)-3-[3-(tert-butyl-diphenyl-silanyloxy)-propyl]-2-(toluene-4-sulfonyl)-oxiranylmethyl]-5a-methyl-dodecahydro-1,5,10-trioxa-cyclohepta[b]naphthalen-8-ol

(2R,4aR,6R,8S,8aS)-8-Benzyloxy-6-(3-benzyloxy-propyl)-2-(tert-butyl-diphenyl-silanyloxymethyl)-2-methyl-hexahydro-pyrano[3,2-b]pyran-3-one