Z-Punaglandin 4

methyl (5S,6S)-5,6,7-trihydroxyheptanoate

(5S,6S)-5,6-Diacetoxy-7-[(S)-4-chloro-2-hydroxy-2-((Z)-oct-2-enyl)-5-oxo-cyclopent-3-en-(Z)-ylidene]-heptanoic acid methyl ester

(4R)-2-chloro-4-(trimethylsiloxy)-4-((Z)-2-octenyl)-5-((2R,3S)-6-carbomethoxy-2,3-diacetoxy-1-hydroxyhexyl)-2-cyclopentenone