Using CC(=O)NC1Cc2ccc(S(N)(=O)=O)cc2C1, FC(F)(F)c1nnc(Cl)s1 to produce CC(=O)NC1Cc2ccc(S(=O)(=O)Nc3nnc(C(F)(F)F)s3)cc2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.