Using O=C1c2ccccc2C(=O)N1O, CC(C)(Br)C(=O)OCc1ccc([N+](=O)[O-])cc1 to produce CC(C)(ON1C(=O)c2ccccc2C1=O)C(=O)OCc1ccc([N+](=O)[O-])cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.