You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: The molecule has Pleasant odor at high concentrations. /vinyl chloride will polymerize readily due to heating and under the influence of air, light, and on contact with a catalyst, strong oxidizing agents and metals such as copper and aluminum, with fire or explosion hazard. When heated to decomposition is emits highly toxic fumes of chloride.
user
C=CCl
assistant