Using CCOC(=O)CCCBr, O=[N+]([O-])c1ccc2[nH]c(-c3ccccc3)cc2c1 to produce CCOC(=O)CCCn1c(-c2ccccc2)cc2cc([N+](=O)[O-])ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.