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 liquid crystal. Please represent the molecule in SMILES.
user
CCCCCCCCCCc1cnc(-c2ccc(C3CCC(C#N)(CCCC)CC3)cc2)nc1
assistant