IUPAC: 8-[(1R,2S)-2-(2-carboxyethyl)-5-oxocyclopent-3-en-1-yl]-6-oxooctanoic acid

SMILES: OC(=O)CCCCC(=O)CC[C@@H]1[C@@H](CCC(O)=O)C=CC1=O |c:18|