[{"from": "human", "value": "Please give me some details about this molecule. [C][Branch1][Branch2][C][NH1+1][=C][Branch1][C][N][N][C@H1][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][NH3+1]"}, {"from": "gpt", "value": "The molecule is a guanidinium ion."}]