Using COc1ccc(O)cc1OC, CC(Br)(CBr)C(=N)Oc1ccccc1 to produce COc1ccc(OC=C(C)C(=Nc2ccccc2)Oc2ccccc2)cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.