You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? It belongs to the pain treatment class of molecules.
user
CN(C)C1(c2ccccc2)CCC2(CCN(C(=O)CC3CCCCN3S(=O)(=O)c3cccc(C(F)(F)F)c3)CC2)CC1
assistant