You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: It belongs to the orexin receptor antagonist class of molecules.
user
CCc1nc(Cl)c2n1CCN(C(=O)OC(C)(C)C)C2COc1ccc(C(F)(F)F)cc1
assistant