Using O=C(Cl)N1CCOCC1, Cc1c(Cl)cc(-c2ccc(=O)[nH]n2)cc1Cl to produce Cc1c(Cl)cc(-c2ccc(OC(=O)N3CCOCC3)nn2)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.