Using COc1cc2nccc(Cl)c2cc1OC, Cc1nc2ccccc2c(Br)c1O to produce COc1cc2nccc(Oc3c(C)nc4ccccc4c3Br)c2cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.