Using CCOC(C)=O, CC(C)(C)OC(=O)N1CCC(CNc2nc3ccc([N+](=O)[O-])cc3s2)C1 to produce CCN(CC1CCN(C(=O)OC(C)(C)C)C1)c1nc2ccc([N+](=O)[O-])cc2s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.