12(S)-Leukotriene B4

12-EPI LEUKOTRIENE B4

5S,12S-DIHYDROXY-6Z,8E,10E,14Z-EICOSATETRAENOIC ACID

(5S,6Z,8E,10E,12S,14Z)-5,12-dihydroxyicosa-6,8,10,14-tetraenoic acid