You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Can you create a molecule that matches the given characteristics? The molecule has Limited evidence indicates that the odor-warning property of o-chlorostyrene does not offer adequate warning & that vapor concns must approach 400-600 ppm to discourage exposures to even unacclimated workers.. When heated to decomposition it emits toxic fumes of chlorides.
user
C=Cc1ccccc1Cl
assistant