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 that fulfills the requirement: The molecule is a member of the dielectric class and affects negative dielectric anisotropy.
user
CCCCOc1ccc(-c2ccc(-c3ccc(COc4ccc(OCC)c(F)c4F)cc3)c(F)c2F)cc1
assistant