Using O=C(O)C1CCNCC1, CNc1nc(Cl)nc(-c2ccccc2)n1 to produce CNc1nc(-c2ccccc2)nc(N2CCC(C(=O)O)CC2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.