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 bace inhibitor and belongs to the alzheimer's treatment class of molecules.
user
CC(C)(C)OC(=O)N1CC(CO)OCC1C(O)C(N)Cc1cc(F)cc(F)c1
assistant