(2R,3R,4S)-2-[(2S,3R,4R,5R,6R)-3-acetamido-2-[(2R,3S,4S,5R,6R)-2-[(2R,3S,4S,5S,6S)-2-[(2S,3S,4R,5S,6R)-2-[(2R,3R,4R,6R)-6-[[(2R,3S,4R,5R,6R)-5-acetamido-6-[(2R,3S,4R,5S)-5-acetamido-2,3,4,6-tetrahydroxyhexoxy]-3,4-dihydroxyoxan-2-yl]methoxy]-6-carboxy-2-[(1R)-1,2-dihydroxyethyl]-4-hydroxyoxan-3-yl]oxy-3-hydroxy-6-[(1S)-2-hydroxy-1-[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyethyl]-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-4-yl]oxy-6-[(1S)-1-[(2S,3S,4S,5S,6R)-6-[(1S)-1,2-dihydroxyethyl]-3,4,5-trihydroxyoxan-2-yl]oxy-2-hydroxyethyl]-4,5-dihydroxyoxan-3-yl]oxy-6-[(1S)-2-[(2S,3R,4R,5S,6R)-3-acetamido-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-1-hydroxyethyl]-3,5-dihydroxyoxan-4-yl]oxy-5-hydroxy-6-methyloxan-4-yl]oxy-3,4-dihydroxy-3,4-dihydro-2H-pyran-6-carboxylic acid