You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? The molecule is a liquid crystal composition and dielectric, belonging to the liquid crystal display device class of molecules, and impacts negative dielectric anisotropy.
user
CCCCOc1ccc2c(c1F)C(F)(F)C(F)(F)c1c-2ccc(OCC)c1F
assistant