[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a systemic and urinary acidifying salt. Ammonium chloride helps maintain pH and exerts a mild diuretic effect. This acid forming salt also exerts an expectorant effect by irritating the mucous membranes and is used for alleviation of cough."}, {"from": "gpt", "value": "[NH4+1].[Cl-1]"}]