Synonyms: 5-Heptenoicacid, 7-[(1R,2R,3R,5S)-3,5-dihydroxy-2-[(1E)-3-oxo-5-phenyl-1-pentenyl]cyclopentyl]-,1-methylethyl ester, (5Z)- (9CI); 5-Heptenoic acid,7-[3,5-dihydroxy-2-(3-oxo-5-phenyl-1-pentenyl)cyclopentyl]-, 1-methylethylester, [1R-[1a(Z),2b(E),3a,5a]]-; 15-Keto-17-phenyl-18,19,20-trinor-PGF2a-1-isopropyl ester; PhXA 12