The molecule is a polyunsaturated fatty acid anion that is the conjugate base of (5S)-hydroperoxy-(14R,15S)-epoxy-(6E,8Z,11Z)-icosatrienoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a (5S)-hydroperoxy-(14R,15S)-epoxy-(6E,8Z,11Z)-icosatrienoic acid.
(5S,6E,8Z,11Z)-5-hydroperoxy-13-[(2R,3S)-3-pentyloxiran-2-yl]trideca-6,8,11-trienoate