The molecule is trianion of all-trans-undecaprenyl diphosphate arising from deprotonation of the diphosphate OH groups; major species at pH 7.3. It is a conjugate base of an all-trans-undecaprenyl diphosphate.
[oxido-[(2E,6E,10E,14E,18E,22E,26E,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