You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): The molecule has Bitter undertone; nut-like flavor on dilution. When heated to decomposition it emits acrid smoke and fumes. The molecule has Hay-like bittersweet odor.
user
O=c1ccc2ccccc2o1
assistant