The molecule is a prostaglandin carboxylic acid anion that is the conjugate base of 6-oxoprostaglandin F1alpha, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a 6-oxoprostaglandin F1alpha.
7-[(1R,2R,3R,5S)-3,5-dihydroxy-2-[(E,3S)-3-hydroxyoct-1-enyl]cyclopentyl]-6-oxoheptanoate