O1-benzyl-β-D-glucopyranuronic acid methyl ester

(2R,4R,5R,6R)-4,5,6-Tris-benzyloxy-3-oxo-tetrahydro-pyran-2-carboxylic acid benzyl ester

(4S,5R,6R)-6-Benzyloxy-4,5-bis-(2,2-dimethyl-propionyloxy)-5,6-dihydro-4H-pyran-2-carboxylic acid methyl ester

(2R,3R,4R,5R,6R)-4,5,6-Tris-benzyloxy-3-bromo-2-hydroxy-tetrahydro-pyran-2-carboxylic acid benzyl ester