SMILES: CCCCCC(=O)CC[C@H]1[C@@H](CC(=O)[C@@H]1CCCCCCC(=O)[O-])O
Description: The molecule is a prostaglandin carboxylic acid anion that is the conjugate base of 13,14-dihydro-15-oxoprostaglandin E1, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a 13,14-dihydro-15-oxoprostaglandin E1.