[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][C][Ring1][Ring1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH3+1]"}, {"from": "gpt", "value": "The molecule is an amino acid zwitterion arising from transfer of a proton from the carboxy to the amino group of 1-aminocyclopropanecarboxylic acid; major species at pH 7.3. It has a role as a plant metabolite. It is a conjugate acid of a 1-aminocyclopropanecarboxylate. It is a tautomer of a 1-aminocyclopropanecarboxylic acid."}]