2,3-4,5-di-O-isopropylidene-D-xylonic acid methyl ester

2,3-O-isopropylidene-5-O-methanesulfonyl-D-xylonic acid methyl ester

(R)-3-Benzyloxy-2-({(4R,5S)-2,2-dimethyl-5-[(R)-1-(tetrahydro-pyran-2-yloxy)-ethyl]-[1,3]dioxolane-4-carbonyl}-amino)-2-methyl-propionic acid methyl ester

2,3-O-isopropylidene-D-xylonic acid methyl ester

(3R,4S,5R)-3,4,5-Trihydroxy-piperidin-2-one

(4R,5S)-5-((S)-2-Bromo-1-hydroxy-ethyl)-2,2-dimethyl-[1,3]dioxolane-4-carboxylic acid methyl ester

(3S,5S)-piperidine-3,4,5-triol

(4R,5S)-5-((R)-1-Hydroxy-ethyl)-2,2-dimethyl-[1,3]dioxolane-4-carboxylic acid methyl ester

(4R,5S)-2,2-Dimethyl-5-[(R)-1-(tetrahydro-pyran-2-yloxy)-ethyl]-[1,3]dioxolane-4-carboxylic acid methyl ester

(S)-3-Benzyloxy-2-({(4R,5S)-2,2-dimethyl-5-[(R)-1-(tetrahydro-pyran-2-yloxy)-ethyl]-[1,3]dioxolane-4-carbonyl}-amino)-2-methyl-propionic acid methyl ester