[{"from": "human", "value": "Please give me some details about this molecule. [C][N+1][=Branch1][=Branch1][=C][Branch1][C][N][N][C][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH3+1]"}, {"from": "gpt", "value": "The molecule is an L-arginine derivative in which the delta-nitrogen atom carries a methyl group; major species at pH 7.3. It is an organic molecular entity and a L-arginine derivative. It is functionally related to a L-argininium(1+)."}]