You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: When heated to decomposition it emits toxic fumes of  sulfur and sodium oxides. The molecule has In the presences of traces of water, it develops an odor of sulfur dioxide.
user
O=S([O-])S(=O)(=O)[O-].[Na+].[Na+]
assistant