(5alpha)-5,9-Epoxy-16-phenoxy PGF(1) 5,9-E-16-P-PGF1 5,9-Epoxy-16-phenoxy-PGF1 5,9-Epoxy-16-phenoxy-prostaglandin F1 5alpha,9-Epoxy-PGF1 5alpha,9-Epoxy-prostaglandin F1 72657-07-9 Cyclopenta(b)pyran-2-butanoic acid, octahydro-6-hydroxy-5-(3-hydroxy-4-phenoxy-1-butenyl)-, (2R-(2alpha,4abeta,5beta(1E,3R*),6alpha,7abeta))-