You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule based on this description: The molecule is a liquid crystal compound and a liquid crystal display device, it impacts negative dielectric anisotropy, and is dielectric.
user
CCCc1ccc(-c2ccc(C3CCC(OCC4CCC(CCC)CC4)CC3)cc2)c(F)c1F
assistant