You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: When heated to decomposition it emits toxic fumes of nitrogen oxides. The molecule has Bitter.
user
CC1C(=O)OC2CCN3CC=C(COC(=O)C(C)(O)C1(C)O)C23
assistant