[{"from": "human", "value": "What can you tell me about this molecule? [C][C][C@H1][Branch1][C][C][C@@H1][Branch2][Ring1][Ring2][C][=Branch1][C][=O][N][C@@H1][Branch1][#Branch1][C][C][Branch1][C][C][C][C][=Branch1][C][=O][O-1][NH3+1]"}, {"from": "gpt", "value": "The molecule is a dipeptide zwitterion obtained by transfer of a proton from the carboxy to the amino terminus of Ile-Leu. It is a tautomer of an Ile-Leu."}]