The molecule is zwitterionic form 6-(alpha-D-glucosaminyl)-1D-myo-inositol 1,2-cyclic phosphate having an anionic phosphate group and a protonated nitrogen. It is a tautomer of a 6-(alpha-D-glucosaminyl)-1D-myo-inositol 1,2-cyclic phosphate.
[(2R,3R,4R,5S,6R)-2-[[(3aS,4R,5S,6S,7R,7aR)-5,6,7-trihydroxy-2-oxido-2-oxo-3a,4,5,6,7,7a-hexahydrobenzo[d][1,3,2]dioxaphosphol-4-yl]oxy]-4,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl]azanium