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