You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a pain treatment. Please represent the molecule in SMILES.
user
CS(=O)(=O)NC(=O)c1cc(Cl)c(-n2nc(-c3ccccc3C(F)(F)F)c3cc(F)ccc32)cc1F
assistant