The molecule is an octadecadienoyl-CoA(4-) arising from deprotonation of the phosphate and diphosphate OH groups of (5Z,11E)-octadecadienoyl-CoA; major species at pH 7.3. It is a conjugate base of a (5Z,11E)-octadecadienoyl-CoA.
[(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-4-hydroxy-2-[[[[(3R)-3-hydroxy-2,2-dimethyl-4-[[3-[2-[(5Z,11E)-octadeca-5,11-dienoyl]sulfanylethylamino]-3-oxopropyl]amino]-4-oxobutoxy]-oxidophosphoryl]oxy-oxidophosphoryl]oxymethyl]oxolan-3-yl] phosphate