[{"from": "human", "value": "What can you tell me about this molecule? [C][C@@H1][Branch2][Ring1][#Branch1][C][=Branch1][C][=O][N][C][C][C][C@H1][Ring1][Branch1][C][=Branch1][C][=O][N][C][C][=Branch1][C][=O][O-1][NH3+1]"}, {"from": "gpt", "value": "The molecule is a tripeptide zwitterion resulting from the transfer of a proton from the carboxy group to the amino group of Ala-Pro-Gly. Major microspecies at pH 7.3. It is a tautomer of an Ala-Pro-Gly."}]