The molecule is an organophosphate oxoanion obtained by deprotonation of the diphosphate OH groups of N-acetyl-alpha-D-galactosaminyl-(1->3)-N,N'-diacetyl-alpha-D-bacillosaminyl-tritrans,heptacis-undecaprenyl diphosphate; major species at pH 7.3. It is a conjugate base of a N-acetyl-alpha-D-galactosaminyl-(1->3)-N,N'-diacetyl-alpha-D-bacillosaminyl-tritrans,heptacis-undecaprenyl diphosphate.
[(2R,3R,4S,5R,6R)-3,5-diacetamido-4-[(2S,3R,4R,5R,6R)-3-acetamido-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-6-methyloxan-2-yl] [oxido-[(2Z,6Z,10Z,14Z,18Z,22Z,26Z,30E,34E,38E)-3,7,11,15,19,23,27,31,35,39,43-undecamethyltetratetraconta-2,6,10,14,18,22,26,30,34,38,42-undecaenoxy]phosphoryl] phosphate