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: It belongs to the anti depressant class of molecules. When heated to decomposition it emits toxic fumes of nitrogen oxides. It belongs to the drug metabolite class of molecules.
user
CCC1(c2ccccc2)NC(=O)N(C)C1=O
assistant