[{"from": "human", "value": "Provide a description of this molecule. [C][N][=C][Branch1][Ring1][N][O][N][Branch1][=N][C][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH3+1][O]"}, {"from": "gpt", "value": "The molecule is an L-arginine derivative in which the delta-nitrogen atoms carries a hydroxy group, one of the omega-nitrogen atoms carries a hydroxy group and the other omega-nitrogen atoms carries a methyl group; major species at pH 7.3. It is an amino acid zwitterion and a non-proteinogenic L-alpha-amino acid. It is functionally related to a L-arginine derivative."}]