Using O=C1NC(=O)c2ccccc21, Cc1ncccc1-c1nc2c(Cl)cccc2cc1C(C)Cl to produce Cc1ncccc1-c1nc2c(Cl)cccc2cc1C(C)N1C(=O)c2ccccc2C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.