Synonyms: Pentanoicacid, 5-[(3aS,4R,5R,6aS)-hexahydro-5-hydroxy-4-[(1E,3S)-3-hydroxy-4-methyl-1-octen-6-ynyl]-2(1H)-pentalenylidene]-,(5E)- (9CI);(1S,2R,3R,5S)-7-[(E)-4-Carboxybutylidene]-2-[(3S,1E)-3-hydroxy-4-methyl-6-octyn-1-enyl]-bicyclo[3.3.0]octane;Ciloprost;Endoprost;Ilomedin;Iloprost;ZK 36374;73873-87-7;