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: The molecule has Odorless. When heated to decomposition it emits toxic fumes of nitrogen oxides and sulfur oxides.
user
O=C=Nc1ccc(Cc2ccc(N=C=O)cc2)cc1
assistant