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 optoelectronic and belongs to the liquid crystal class of molecules.
user
CCCCCc1ccc(OC(=O)c2ccc(OCCCC3CCC(CCCCC)CC3)cc2)c(F)c1
assistant