Using CON=C(C(=O)OC)c1cccc(Cl)c1CBr, CC(C)Oc1nc(O)cc(C(F)(F)F)n1 to produce CON=C(C(=O)OC)c1cccc(Cl)c1COc1cc(C(F)(F)F)nc(OC(C)C)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.