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 alzheimer's treatment.
user
Cn1ccc(-c2ccc(CN3Cc4ncnc(OCC(F)(F)F)c4C3=O)c(F)c2)n1
assistant