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