You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): It belongs to the orexin receptor antagonist class of molecules.
user
Cc1ccc(N(CCc2cc(F)cc(F)c2)C(=O)C(N)c2ccccc2)cc1C.Cl
assistant