Using FC(F)(F)c1nc(Cl)cc(Cl)n1, CC(C)(C)OC(=O)N1CCC(O)CC1 to produce CC(C)(C)OC(=O)N1CCC(Oc2cc(Cl)nc(C(F)(F)F)n2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.