Using COC(=O)C(Cc1ccc([N+](=O)[O-])cc1C)NC(=O)OCc1ccccc1 to produce Cc1cc([N+](=O)[O-])ccc1CC(NC(=O)OCc1ccccc1)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.