The molecule is an icosanoid that is leukotriene E3 in which the terminal octyl group is replaced by a carboxymethyl group. It is a L-cysteine thioether, an icosanoid, a secondary alcohol and a non-proteinogenic L-alpha-amino acid. It derives from a leukotriene E3.
(3Z,5E,7E,9R,10S)-9-[(2R)-2-amino-2-carboxyethyl]sulfanyl-10-hydroxytetradeca-3,5,7-trienedioic acid