The molecule is a carbohydrate acid derivative anion that is the conjugate base of N,N-diacetyllegionaminic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a N,N-diacetyllegionaminic acid.
(2S,4S,5R,6S)-5-acetamido-6-[(1R,2R)-1-acetamido-2-hydroxypropyl]-2,4-dihydroxyoxane-2-carboxylate