The molecule is a 3,4-dihydroxy-5-polyprenylbenzoate in which the polyprenyl chain contains 8 prenyl units; major species at pH 7.3. It is a conjugate base of a 3,4-dihydroxy-5-all-trans-octaprenylbenzoic acid.
4-carboxy-2-hydroxy-6-[(2E,6E,10E,14E,18E,22E,26E)-3,7,11,15,19,23,27,31-octamethyldotriaconta-2,6,10,14,18,22,26,30-octaenyl]phenolate