methyl 2-O-pivaloyl-3-O-benzyl-4-O-levulinoyl-L-idopyranosiduronate trichloroacetimidate

(2R,3S,4S,5R,6R)-6-[5-(Benzyl-benzyloxycarbonyl-amino)-pentyloxy]-4-benzyloxy-5-(2,2-dimethyl-propionyloxy)-3-(4-oxo-pentanoyloxy)-tetrahydro-pyran-2-carboxylic acid methyl ester

(2R,3R)-3-(benzyloxy)-1,1-bis(ethylthio)-4-oxobutan-2-yl pivalate

2-O-pivaloyl-3-O-benzyl-4-O-levulinoyl-5-O-triphenylmethyl-D-xylose di(ethylthio)acetal

2-O-pivaloyl-3-O-benzyl-4-O-levulinoyl-D-xylose di(ethylthio)acetal