Using CCOC(=O)c1cc(-c2ccc(Cl)cc2Cl)c(-c2ccc(C(F)(F)F)cc2)nc1C to produce Cc1nc(-c2ccc(C(F)(F)F)cc2)c(-c2ccc(Cl)cc2Cl)cc1C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.