Using CC(C)(C)OC(=O)N1CC(Nc2ccc(Br)cc2[N+](=O)[O-])C1 to produce O=[N+]([O-])c1cc(Br)ccc1NC1CNC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.