Based on the SMILES O=C([O-])[C@@H]1CCC[NH2+]1, the molecule can be described by:
The molecule is the zwitterion formed from L-proline by proton transfer from the carboxy group to the ring nitrogen. It is the predominant species at physiological pH. It is a tautomer of a L-proline.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule can be described {#by|as!}:
{description#}
(2S)-pyrrolidin-1-ium-2-carboxylate
The molecule is the zwitterion formed from L-proline by proton transfer from the carboxy group to the ring nitrogen. It is the predominant species at physiological pH. It is a tautomer of a L-proline.