has role all-cis-octadeca-6,9,12,15-tetraenoic acid plant metabolite (6Z,9Z,12Z,15Z)-octadecatetraenoate C18:4(omega-3)(1-) chebi_ontology (6Z,9Z,12Z,15Z)-octadecatetraenoate (18:4n3) stearidonate CHEBI:77222 stearidonate (18:4n3) A polyunsaturated fatty acid anion that is the conjugate base of (6Z,9Z,12Z,15Z)-octadecatetraenoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. all-cis-octadeca-6,9,12,15-tetraenoate octadecatetraenoate