Using BrCc1ccccc1, Cc1cc([N+](=O)[O-])c2c(c1Oc1ccc(O)c(C=O)c1)CCC2 to produce Cc1cc([N+](=O)[O-])c2c(c1Oc1ccc(OCc3ccccc3)c(C=O)c1)CCC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.