The molecule is a leukotriene anion that is the conjugate base of leukotriene D3 obtained by deprotonation of the two carboxy groups and protonation of the cysteinyl alpha-amino group; major species at pH 7.3. It is a leukotriene anion, a peptide anion and a dicarboxylic acid monoanion.
(5S,6R,7E,9E,11Z)-6-[(2R)-2-azaniumyl-3-(carboxylatomethylamino)-3-oxopropyl]sulfanyl-5-hydroxyicosa-7,9,11-trienoate