You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is pain treatment and p2x7 modulator.
user
O=C1CN(C(=O)c2cccc(C(F)(F)F)c2Cl)CCN1CC1CCC1
assistant