Using CCOC(=O)n1nc(O)cc1C, Fc1cc(C(F)(F)F)cc(Cl)c1F to produce CCOC(=O)n1nc(Oc2c(F)cc(C(F)(F)F)cc2Cl)cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.