Using CC(C)(C)OC(=O)Nc1cccc(O)c1, O=[N+]([O-])c1ccc(Br)cn1 to produce CC(C)(C)OC(=O)Nc1cccc(Oc2ccc([N+](=O)[O-])nc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.