Allyl-((2S,3S,4R,5R,6R)-2-allyl-4,5-bis-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-3-yl)-carbamic acid tert-butyl ester

(2R,3R,4R,4aR,7S,8S,8aS)-3,4-Bis-benzyloxy-2-benzyloxymethyl-7,8-dihydroxy-octahydro-pyrano[3,2-b]pyridine-5-carboxylic acid tert-butyl ester

(2R,3R,4R,4aR,7R,8R,8aR)-3,4-Bis-benzyloxy-2-benzyloxymethyl-7,8-dihydroxy-octahydro-pyrano[3,2-b]pyridine-5-carboxylic acid tert-butyl ester

Acetic acid (2R,3R,4R,4aR,7S,8S,8aS)-7-acetoxy-5-acetyl-3,4-bis-benzyloxy-2-benzyloxymethyl-octahydro-pyrano[3,2-b]pyridin-8-yl ester

(2R,3R,4R,4aS,7R,8S,9aS)-3,4-Bis-benzyloxy-2-benzyloxymethyl-7,8-dihydroxy-octahydro-1-oxa-5-aza-benzocycloheptene-5-carboxylic acid tert-butyl ester