You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a member of the dielectric class and affects both liquid crystal composition and negative dielectric anisotropy. Please represent the molecule in SMILES.
user
CC=CC1CCC(c2ccc(-c3ccc(-c4ccc(OCC)c(F)c4F)c(F)c3F)cc2F)CO1
assistant