Definition: 2-Octylcyclopentaneheptanoic acids. The family of saturated carbon-20 cyclic fatty acids that represent the parent compounds of the prostaglandins.
do not confuse with "prostenoic acids"; /biosyn /physiol permitted
9-hydroxy-19,20-bisnorprostanoic acid [ C83,9-hydroxy-19,20-bisnorprostanoic acid, monosodium salt,9-hydroxy-19,20-bisnorprostanoic acid, monosodium salt, (1S-(1alpha,2beta,5beta))-isomer,C 83,C-83,IBI-C83,rosaprostol ] structure given in first source; RN given refers to parent cpd without isomeric designation