You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: The molecule is a dielectric that impacts negative dielectric anisotropy.
user
COC1C=CC(C2CC=C(OC(=O)C3CCC(C4=CCC(OC)C(F)=C4)CC3)C(F)=C2F)CC1
assistant