Using CC(C)(C)O, CC(C)(C)OC(=O)NC(Cc1ccc([N+](=O)[O-])cc1)C(=O)O to produce CC(C)(C)OC(=O)NC(Cc1ccc([N+](=O)[O-])cc1)C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.