[{"from": "human", "value": "Could you provide a description of this molecule? [C][C@@H1][Branch1][=Branch1][C@H1][Branch1][C][C][O][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH3+1]"}, {"from": "gpt", "value": "The molecule is an amino acid zwitterion resulting from a transfer of a proton from the carboxy to the amino group of (4S)-4-hydroxy-L-isoleucine; major species at pH 7.3. It has a role as a plant metabolite. It is a tautomer of a (4S)-4-hydroxy-L-isoleucine."}]