You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: When heated to decomposition, it emits toxic fumes of hydrogen chloride and nitrogen oxides. The molecule has Characteristic sweet odor.
user
Nc1cccc(Cl)c1
assistant