3a-(2-hydroxyethyl)-4-methyl-6-(2-nitrobenzyloxy)-7-<2-(trimethylsilyl)ethoxymethoxy>tetrahydro<1,3>oxathiolo<4,5-c>pyran-2-thione

5-hydroxy-2-methyl-3-(methylthio)-6-((2-nitrobenzyl)oxy)-3-vinyltetrahydro-2H-pyran-4-yl benzoate

benzoic acid 2-methyl-3-methylsulfanyl-6-(2-nitrobenzyloxy)-5-<2-(trimethylsilyl)ethoxymethoxy>-3-vinyltetrahydropyran-4-yl ester

Benzoic acid (2R,3S,4R,5R,6R)-3-(1,2-dihydroxy-ethyl)-2-methyl-3-methylsulfanyl-6-(2-nitro-benzyloxy)-5-(2-trimethylsilanyl-ethoxymethoxy)-tetrahydro-pyran-4-yl ester

N-<6-<4-hydroxy-6-methyl-5-methylsulfanyl-2-(2-nitrobenzyloxy)-5-vinyltetrahydropyran-3-yloxy>-4-methoxytetrahydropyran-3-yl>-N-isopropylcarbamic acid 9H-fluoren-9-ylmethyl ester

benzoic acid 5-<5-<(9H-fluoren-9-ylmethoxycarbonyl)isopropylamino>-4-methoxytetrahydropyran-2-yloxy>-2-methyl-3-methylsulfanyl-6-(2-nitrobenzyloxy)-3-vinyltetrahydropyran-4-yl ester

(2R,3S,4R,5R,6R)-3-((S)-2-(benzoyloxy)-1-hydroxyethyl)-2-methyl-3-(methylthio)-6-((2-nitrobenzyl)oxy)-5-((2-(trimethylsilyl)ethoxy)methoxy)tetrahydro-2H-pyran-4-yl benzoate