58962-34-8 6-KETOPROSTAGLANDIN F1alpha 6-Keto-PGF1alpha 6-Keto-prostaglandin F1-alpha 6-Keto-prostaglandin F1alpha 6-Oxo-PGF1alpha 6-Oxoprostaglandin F1alpha Prost-13-en-1-oic acid, 9,11,15-trihydroxy-6-oxo-, (9alpha,11alpha,13E,15S)- Prosta-13-en-1-oic acid, 9,11,15-trihydroxy-6-oxo-, (9alpha,11alpha,13E,15S)-