Using O=C1CCC(=O)N1I, O=Cc1cc(-c2ncc(C(F)(F)F)cc2Cl)ccc1Cl to produce COC(=O)c1cc(-c2ncc(C(F)(F)F)cc2Cl)ccc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.