Using BrCc1ccccc1, CCOC(=O)c1[nH]c2ccc([N+](=O)[O-])cc2c1-c1ccccc1 to produce CCOC(=O)c1c(-c2ccccc2)c2cc([N+](=O)[O-])ccc2n1Cc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.