Using CS(=O)(=O)c1nc(C(F)(F)F)cc(=O)n1-c1ccc(Cl)cc1, NN to produce NNc1nc(C(F)(F)F)cc(=O)n1-c1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.