4-((2R,3R)-3-((E)-((S)-2-((Z)-oct-2-en-1-yl)-5-oxocyclopent-3-en-1-ylidene)methyl)oxiran-2-yl)butanoic acid

epoxyisoprostane methyl ester

methyl 4-((2R,3R)-3-((E)-((1S,2R,5S)-2-((Z)-oct-2-en-1-yl)-4-oxo-6-oxabicyclo[3.1.0]hexan-3-ylidene)methyl)oxiran-2-yl)butanoate

methyl 4-((2R,3R)-3-((E)-((2R,3R)-3-hydroxy-2-((Z)-oct-2-en-1-yl)-5-oxocyclopentylidene)methyl)oxiran-2-yl)butanoate

4-((2R,3R)-3-((E)-((1S,2R,5S)-2-((Z)-oct-2-en-1-yl)-4-oxo-6-oxabicyclo[3.1,0]hexan-3-ylidene)methyl)oxiran-2-yl)butanoic acid