(Z)-7-Benzyloxy-3-hydroxy-1-((2R,3S)-3-hydroxy-tetrahydro-pyran-2-yl)-hept-1-en-4-one

(2R,3S)-2-(2',2'-dibromovinyl)-3-(tert-butyldimethylsiloxy)-tetrahydropyran

3-[(2R,3S)-3-(tert-Butyl-dimethyl-silanyloxy)-tetrahydro-pyran-2-yl]-prop-2-yn-1-ol

(Z)-3-[(2R,3S)-3-(tert-Butyl-dimethyl-silanyloxy)-tetrahydro-pyran-2-yl]-prop-2-en-1-ol

(2R,3S)-2-((Z)-7-Benzyloxy-3-hydroxy-4-methanesulfinyl-4-methylsulfanyl-hept-1-enyl)-tetrahydro-pyran-3-ol