Using COC(=O)C(C)(C(=O)OC)c1ccc(Br)cc1[N+](=O)[O-] to produce COC(=O)C1(C)C(=O)Nc2cc(Br)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.