Using CN, O=C(O)[C@H]1CC[C@@H](Nc2nc(Cl)nc(N3CCCCCC3)n2)CC1 to produce CNc1nc(N[C@H]2CC[C@@H](C(=O)O)CC2)nc(N2CCCCCC2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.