is conjugate base of hydroxy fatty acid anion (omega-1)-hydroxy fatty acid (omega-1)-hydroxy fatty acid anion (omega-1)-hydroxy fatty acid (omega-1)-hydroxy fatty acid anion 89.024 A hydroxy fatty acid anion obtained by deprotonation of the carboxy group of any (omega-1)-hydroxy fatty acid; major species at pH 7.3. C3H5O3R CC(O)[*]C([O-])=O CHEBI:84497 chebi_ontology