Using CCOC(=O)CBr, CC(C)(C)OC(=O)Cc1cccc2[nH]cc([N+](=O)[O-])c12 to produce CCOC(=O)Cn1cc([N+](=O)[O-])c2c(CC(=O)OC(C)(C)C)cccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.