[{"from": "human", "value": "Provide a description of this molecule. [F]"}, {"from": "gpt", "value": "The molecule is a weak acid that is a precursor to almost all fluorine compounds, including pharmaceuticals such as [DB00472] (Prozac). It is used as a chemical reagent in several industrial processes such as oil refinery. It is also used as etchant, cleaning agent, and a reagent to dissolve oxides and silicates."}]