(1S,2S,3S,5S,6S)-3-[(tert-butyldiphenylsilyloxy)methyl]-5-methyl-2-[1-methylene-3-(phenylsulphonyl)propyl]-7-oxabicyclo[4.1.0]heptan-2-ol

(1S,2S,3R,4S,6S)-6-[(tert-butyldiphenylsilyloxy)methyl]-4-methyl-1-[1-methylene-3-(phenylsulphonyl)propyl]cyclohexane-1,2,3-triol

(2S,3S,5S,6R)-6-(tert-butyldimethylsilyloxy)-3-[(tert-butyldiphenylsilyloxy)methyl]-2-hydroxy-5-methyl-2-[1-methylene-3-(phenylsulphonyl)propyl]cyclohexanone

(1S,2R,3R,4S,6S)-3-(tert-butyldimethylsilyloxy)-6-[(tert-butyldiphenylsilyloxy)methyl]-4-methyl-1-[1-methylene-3-(phenylsulphonyl)propyl]cyclohexane-1,2-diol

(1S,2S,3R,4S,6S)-3-(tert-butyldimethylsilyloxy)-6-((tert-butyldiphenylsilyloxy)methyl)-4-methyl-1-(1-methylene-3-(phenylsulphonyl)propyl)cyclohexane-1,2-diol