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: It belongs to the liquid crystal class of molecules.
user
C=CC(=O)Oc1ccc(C(=C2CCC(C)CC2)c2ccc(OC(=O)C=C)c(OC(=O)C=C)c2)cc1
assistant