4,7-Nonadienoic acid, 9-(3,5-dihydroxy-2-(3-hydroxy-1,5-octadienyl)cyclopentyl)-, (1R-(1alpha(4Z,7Z),2beta(1E,3S*,5Z),3alpha,5alpha))- 79319-94-1 C22-PGF4alpha C22-Prostaglandin F4alpha