The molecule is a trihydroxyoctadecenoic acid with hydroxy groups at positions C-9, -12, and 13, and an E (cis) double bond at position 10. It has a role as an adjuvant and an anti-inflammatory agent. It derives from a 13(S)-HPODE.
(E,9S,12S,13S)-9,12,13-trihydroxyoctadec-10-enoic acid