You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: The molecule is a member of the dielectric class and affects negative dielectric anisotropy.
user
CCCC(O)c1ccc(-c2ccc(C=Cc3ccc(-c4ccc(O)c(F)c4)cc3)c(F)c2F)cc1
assistant