Using CC(C)(C)OC(=O)N1CC=C(c2ccc(Br)cc2[N+](=O)[O-])CC1 to produce CC(C)(C)OC(=O)N1CC=C(c2ccc(Br)cc2N)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.