Using O=C(Cl)c1cccnc1, COc1ccc(C=CC(=O)c2c(O)cc(OC)cc2OC)cc1 to produce COc1ccc(C=CC(=O)c2c(OC)cc(OC)cc2OC(=O)c2cccnc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.