Using O=C1c2cc(Cl)c(O)cc2CCN1c1cnccc1C1CC1, O=S(=O)(Nc1ccccc1)C(F)(F)F to produce O=C1c2cc(Cl)c(OS(=O)(=O)C(F)(F)F)cc2CCN1c1cnccc1C1CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.