You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: When heated to decomp it emits toxic fumes of oxides of nitrogen. aprobarbital sodium/ The molecule has Slightly bitter.
user
C=CCC1(C(C)C)C(=O)NC(=O)NC1=O
assistant