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 a p2x7 antagonist.
user
O=C(NCC(c1cnc(C(F)(F)F)nc1)N1CCOCC1)c1c(Cl)ccc2nc(NCc3cc(F)cc(F)c3)ccc12
assistant