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 orexin receptor antagonist.
user
CCOc1cc(F)ccc1C1CC(Cl)C(=O)N1Cc1ccc(OC(F)(F)F)cc1
assistant