CAS No 64003-53-8 , (2R,4S,5R,6R)-5-acetamido-2-[[(2R,3R,4S,5R,6S)-6-[(2R,3S,4R,5R,
6S)-5-acetamido-6-[(2R,3S,4S,5R,6S)-3,
5-dihydroxy-2-(hydroxymethyl)-6-[(2R,3S,4R,5R)-4,5,
6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxan-4-yl]oxy-4-hydroxy-2-
(hydroxymethyl)oxan-3-yl]oxy-3,4,
5-trihydroxyoxan-2-yl]methoxy]-4-hydroxy-6-[(1R,2R)-1,2,
3-trihydroxypropyl]oxane-2-carboxylic acid