Using Cc1ccc(O)cc1, Brc1ccc2oc(/C=C/c3ccccc3)nc2c1 to produce Cc1ccc(Oc2ccc3oc(/C=C/c4ccccc4)nc3c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.