117675-20-4 5-Hydroxy-6-(2-keto-3-thiopropionyl)-7,9,11,14-eicosatetraenoic acid 7,9,11,14-Eicosatetraenoic acid, 6-((2-carboxy-2-oxoethyl)thio)-5-hydroxy-, (R-(R*,S*-(E,E,Z,Z)))- Ltg(4)