The molecule is an hydroperoxy(hydroxy)icosatetraenoate that is the conjugate base of (5S)-hydroxy-(15S)-hydroperoxy-(6E,8Z,11Z,13E)-icosatetraenoic acid; major species at pH 7.3. It is a conjugate base of a (5S)-hydroxy-(15S)-hydroperoxy-(6E,8Z,11Z,13E)-icosatetraenoic acid.
(5S,6E,8Z,11Z,13E,15S)-15-hydroperoxy-5-hydroxyicosa-6,8,11,13-tetraenoate