You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: The molecule is a gamma secretase modulator and belongs to the alzheimer's disease treatment class of molecules.
user
Cc1ncc(-c2ccc(Nc3nccc4c3nc(-c3ccc(F)cc3)n4C(C)C)cc2)o1
assistant