SMILES: C1=C(C(=O)ON1)C[C@@H](C(=O)[O-])[NH3+]
Description: The molecule is an amino acid zwitterion resulting from a transfer of a proton from the carboxy group to the amino group of 3-(5-oxoisoxazolin-4-yl)-L-alanine; major species at pH 7.3. It is a tautomer of a 3-(5-oxoisoxazolin-4-yl)-L-alanine.