Using COC(=O)c1cc(OCC(=O)OC(C)(C)C)cc(C(=O)OC)c1[N+](=O)[O-] to produce COC(=O)c1cc(OCC(=O)O)cc(C(=O)OC)c1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.