The molecule is the trianion resulting from the removal of the three protons from the diphosphate group of all-trans-hexaprenyl diphosphate; major species at pH 7.3. It is a conjugate base of an all-trans-hexaprenyl diphosphate.
[[(2E,6E,10E,14E,18E)-3,7,11,15,19,23-hexamethyltetracosa-2,6,10,14,18,22-hexaenoxy]-oxidophosphoryl] phosphate