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 member of the dielectric class and affects negative dielectric anisotropy.
user
C=Cc1ccc(-c2ccc(COc3ccc(-c4ccc(C5CO5)c(F)c4F)cc3)c(F)c2F)cc1
assistant