SMILES: C1C[NH2+][C@H]([C@H]1O)C(=O)[O-]
Description: The molecule is an amino acid zwitterion obtained by transfer of a proton from the carboxy to the amino group of cis-3-hydroxy-D-proline; major species at pH 7.3 It is a tautomer of a cis-3-hydroxy-D-proline.