The molecule is a non-proteinogenic L-alpha-amino acid that is N-acetyl-alpha-neuraminyl-(2->6)-N-acetyl-alpha-D-galactosamine linked via an alpha glycosidic bond to the O at position 3 of L-threonine. It is a non-proteinogenic L-alpha-amino acid and a L-threonine derivative.
(2R,4S,5R,6R)-5-acetamido-2-[[(2R,3R,4R,5R,6S)-5-acetamido-6-[(1S)-1-amino-1-carboxypropan-2-yl]oxy-3,4-dihydroxyoxan-2-yl]methoxy]-4-hydroxy-6-[(1R,2R)-1,2,3-trihydroxypropyl]oxane-2-carboxylic acid