SMILES: C1CC(=O)CC1C(=O)O
Description: The molecule is an alicyclic ketone that is oxocyclopentanone substituted at position 3 by a carboxy group. It is a 4-oxo monocarboxylic acid and an alicyclic ketone. It is a conjugate acid of a 3-oxocyclopentanecarboxylate.