The molecule is the polyanion macromolecule arising from global deprotonation of the phosphate groups of poly(glycerol phosphate). It is an organophosphate oxoanion and a homopolymer macromolecule. It is a conjugate base of a poly(glycerol phosphate) macromolecule.
[3-[2,3-dihydroxypropoxy(oxido)phosphoryl]oxy-2-hydroxypropyl] phosphate