Suggested Reaction 1.1.4.-

Left

12-Keto-LTB4
+1,4-Dithiothreitol

Right

(6Z,8E,10E,14Z)-(5S,12R)-5,12-Dihydroxyeicosa-6,8,10,14-tetraenoate
+Oxidized dithiothreitol

[BiSSCat | GREP ]