You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a dielectric.
user
CCCCCc1cc(C)c(C#Cc2ccc(-c3cc(F)c(F)c(F)c3)c(F)c2)c(F)c1
assistant