You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is a betasecretase inhibitor and is alzheimer's disease treatment. Please write the SMILES representation of it.
user
CC1CC2(CCN1C(=O)O)C(=NC1CCCCC1F)NC(=O)N2c1cccc(F)c1
assistant