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 dielectric and liquid crystal composition, belonging to the liquid crystal class of molecules, and impacts negative dielectric anisotropy.
user
CC=CCCc1ccc(C2CCC3CC(C4CCC(COc5ccc(OCC)c(F)c5F)CC4)CCC3C2)cc1
assistant