Using O=S(=O)(Cl)c1cccnc1, Nc1cc(OC(F)(F)F)cc2cccnc12 to produce O=S(=O)(Nc1cc(OC(F)(F)F)cc2cccnc12)c1cccnc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.