SMILES: C1[C@@H]([NH+]=C(S1)N)C(=O)[O-]
Description: The molecule is a 2-amino-Delta(2)-thiazoline-4-carboxylic acid zwitterion that has S-configuration. The major species at pH 7.3. It is an enantiomer of a L-2-amino-Delta(2)-thiazoline-4-carboxylic acid zwitterion. It is a tautomer of a D-2-amino-Delta(2)-thiazoline-4-carboxylic acid.