You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: When heated to decomposition, it emits toxic fumes of carbon monoxide, carbon dioxide, hydrogen chloride gas, and hydrogen bromide gas. The molecule has 2100 mg/cu m (odor threshold low); 2100 mg/cu m (odor threshold high) sweet.. Please represent the molecule in SMILES.
user
ClCBr
assistant