methyl (3aR,6S,7S,7aR)-6,7-di(acetyloxy)-2,2-dimethyl-3a,6,7,7a-tetrahydro-1,3-benzodioxole-5-carboxylate

methyl (3S,4R,5R,6S)-5-[{1-(tert-butyl)-1,1-dimethylsilyl}oxy]-3,4,6-trihydroxy-1-cyclohexene-1-carboxylate

methyl (3aR,5S,6S,7S,7aR)-6,7-di(acetyloxy)-2,2-dimethylperhydro-1,3-benzodioxole-5-carboxylate

methyl (1R,2S,3R,4R,5S)-3-[{1-(tert-butyl)-1,1-dimethylsilyl}oxy]-2,4,5-tri(hydroxy)cyclohexane-1-carboxylate

methyl (3S,4R,5R,6S)-3,4,5,6-tetra(acetyloxy)-1-cyclohexene-1-carboxylate