Using Nc1cnc(N2CCO[C@@H](C(=O)N3CCCC3)C2)nc1N, CCOC(=N)C1(n2cc(Cl)cn2)CC1 to produce O=C([C@H]1CN(c2ncc3nc(C4(n5cc(Cl)cn5)CC4)[nH]c3n2)CCO1)N1CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.