(2R,3S,4S,5R,6R)-5-Acetoxy-4-benzyloxy-3-(4-oxo-pentanoyloxy)-6-(2,2,2-trichloro-acetimidoyloxy)-tetrahydro-pyran-2-carboxylic acid methyl ester

(2R,3S,4S,5R,6R)-5-Acetoxy-6-((2R,3S,4R,5R,6R)-2-acetoxymethyl-5-azido-4-benzyloxy-6-pent-4-enyloxy-tetrahydro-pyran-3-yloxy)-4-benzyloxy-3-(4-oxo-pentanoyloxy)-tetrahydro-pyran-2-carboxylic acid methyl ester

(2R,3S,4S,5R,6R)-5-Acetoxy-6-((2R,3S,4R,5R,6R)-2-acetoxymethyl-5-azido-4-benzyloxy-6-pent-4-enyloxy-tetrahydro-pyran-3-yloxy)-4-benzyloxy-3-(4-methoxy-benzyloxy)-tetrahydro-pyran-2-carboxylic acid methyl ester