[{"from": "human", "value": "Provide a brief overview of this molecule. [C][N][Branch1][C][C][C][=Branch1][C][=N][N][=C][Branch1][C][N][N].[Cl]"}, {"from": "gpt", "value": "The molecule is a hydrochloride resulting from the reaction of metformin with one molar equivalent of hydrogen chloride. It has a role as an environmental contaminant, a hypoglycemic agent and a xenobiotic. It contains a metformin(1+)."}]