[{"from": "human", "value": "Please give me some details about this molecule. [C][C][=Branch1][C][=O][N][C][Branch1][=Branch2][C][C][=C][N][=C][N][Ring1][Branch1][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a histidine derivative that is histidine in which one of the hydrogens of the alpha-amino group is substituted by an acetyl group. It is a histidine derivative and a N-acetyl-amino acid."}]