You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule based on this description: It belongs to the gamma secretase modulator class of molecules.
user
CNC(=O)COC1CCN(c2nc(Nc3cc(C(C)(C)C)ccc3C)c3c(ncn3C)n2)CC1
assistant