SMILES: C(/C=[N+](/O)\\[O-])C(=O)[O-]
Description: The molecule is a monocarboxylic acid anion resulting from the deprotonation of the carboxy group of 3-aci-nitropropanoic acid. It is a conjugate base of a 3-aci-nitropropanoic acid. It is a tautomer of a 3-nitropropanoate.