Using CCOC(=O)CBr, CCOC(=O)CC1(C)C(=O)Nc2cccc([N+](=O)[O-])c21 to produce CCOC(=O)CC1(CC(=O)OCC)C(=O)Nc2cccc([N+](=O)[O-])c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.