Using COc1cc(C=O)ccc1OCc1ccccc1, Brc1cnc2ccccc2c1 to produce COc1cc(C(O)c2cnc3ccccc3c2)ccc1OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.