Using Nc1nc(Cl)cc(Cl)n1, Cc1cscc1-c1ccccc1C(O)C(F)(F)F to produce Cc1cscc1-c1ccccc1C(Oc1cc(Cl)nc(N)n1)C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.