The molecule is a docosanoid anion that is the conjugate base of 17R,(16)-epoxy-(4Z,7Z,10Z,13Z,19Z)-docosahexa-4,7,10,13,15,19-enoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a docosanoid anion, a long-chain fatty acid anion and a polyunsaturated fatty acid anion. It is a conjugate base of a 17R,(16)-epoxy-(4Z,7Z,10Z,13Z,19Z)-docosahexa-4,7,10,13,15,19-enoic acid.
(4Z,7Z,10Z,13Z,15E)-15-[(3R)-3-[(Z)-pent-2-enyl]oxiran-2-ylidene]pentadeca-4,7,10,13-tetraenoate