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: When heated to decomposition it emits toxic chloride fumes. The molecule has Low odor srp: may be due to phenolic impurities/.
user
CC(Oc1cc(Cl)c(Cl)cc1Cl)C(=O)O
assistant