17-Phenyl-18,19,20-trinorprostaglandin F2-alpha 5-HEPTENOIC ACID, 7-(3,5-DIHYDROXY-2-(3-HYDROXY-5-PHENYL-1-PENTENYL)CYCLOPENTYL) 5-Heptenoic acid, 7-(3,5-dihydroxy-2-(3-hydroxy-5-phenyl-1-pentenyl)cyclopentyl)- 57893-68-2