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 Sharp, hydrochloric acid-like; pungent. When heated to decomposition ... it emits toxic fumes of hydrogen chloride.
user
Cl[Si](Cl)(c1ccccc1)c1ccccc1
assistant