Using O=C1Cc2ccccc2N1, COc1cc2c(Cl)ncnc2cc1OCc1ccccc1 to produce COc1cc2c(C3C(=O)Nc4ccccc43)ncnc2cc1OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.