Using CCCC(=O)C(Cc1ccc([N+](=O)[O-])cc1)C(=O)OCC, CC(=N)N to produce CCCc1nc(C)nc(O)c1Cc1ccc([N+](=O)[O-])cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.