Using CON=C[C@H](F)[C@H](OCc1ccc(OC)cc1)[C@@H](Br)COCc1ccc(OC)cc1, O=C([O-])O to produce COc1ccc(COC[C@H](Br)[C@@H](OCc2ccc(OC)cc2)[C@H](F)C=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.