Using O=CCc1ccc(Cl)cc1, COc1ccc2c(c1)CN(C1CC1)C(=O)CCN2 to produce COc1ccc2c(c1)CN(C1CC1)C(=O)CCN2CCc1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.