Using O=C(O)c1ncn(-c2cccc(Cl)c2)n1, COc1cccc(C(=O)N2CCN[C@H](C)C2)n1 to produce COc1cccc(C(=O)N2CCN(C(=O)c3ncn(-c4cccc(Cl)c4)n3)[C@H](C)C2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.