The molecule is trianion of UDP-2,3-diacetamido-2,3-dideoxy-alpha-D-glucuronic acid arising from deprotonation of carboxylic acid and diphosphate functions. It is a conjugate base of an UDP-2,3-diacetamido-2,3-dideoxy-alpha-D-glucuronic acid.
(2S,3S,4R,5R,6R)-4,5-diacetamido-6-[[[(2R,3S,4R,5R)-5-(2,4-dioxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-oxidophosphoryl]oxy-oxidophosphoryl]oxy-3-hydroxyoxane-2-carboxylate