Using Cc1ccc2nc(-c3ccc(Cl)cc3)cn2c1, O=C1CCCN1CO to produce Cc1ccc2nc(-c3ccc(Cl)cc3)c(CN3CCCC3=O)n2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.