Using CCOC(=O)C(=O)NOC(c1cccc(-c2ccc3ccccc3n2)c1)C1CCCCC1 to produce O=C(O)C(=O)NOC(c1cccc(-c2ccc3ccccc3n2)c1)C1CCCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.