Using COC(=O)c1cnc(Cl)c([N+](=O)[O-])c1, CC(C)(C)OC(=O)CC1CCCN1 to produce COC(=O)c1cnc(N2CCCC2CC(=O)OC(C)(C)C)c([N+](=O)[O-])c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.