The molecule is a carbohydrate acid derivative anion that is the conjugate base of 2-O-[6-O-octanoyl-alpha-D-glucosyl-(1->6)-alpha-D-glucosyl]-D-glyceric acid arising from deprotonation of the carboxy group; major species at pH 7.3. It is a carbohydrate acid derivative anion and a hydroxy monocarboxylic acid anion. It is a conjugate base of a 2-O-[6-O-octanoyl-alpha-D-glucosyl-(1->6)-alpha-D-glucosyl]-D-glyceric acid.
(2R)-3-hydroxy-2-[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-[[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(octanoyloxymethyl)oxan-2-yl]oxymethyl]oxan-2-yl]oxypropanoate