SMILES: CC1=C(C(=C([C@@](C1=O)(C)C/C=C(\\C)/CC/C=C(\\C)/CCC=C(C)C)C)C(=O)[O-])[O-]
Description: The molecule is an oxo monocarboxylic acid anion that is the a dianion resulting from the carboxy group and the beta-keto-enol group of 3-farnesyl-6-hydroxy-2,3,5-trimethyl-4-oxocyclohexa-1,5-diene-1-carboxylic acid; major species at pH 7.3. It is a conjugate base of a (3R)-farnesyl-6-hydroxy-2,3,5-trimethyl-4-oxocyclohexa-1,5-diene-1-carboxylic acid.