Using COc1ccc2nc(-c3ccc(N(C)C(=O)OC(C)(C)C)c([N+](=O)[O-])c3)ccc2c1 to produce COc1ccc2nc(-c3ccc(N(C)C=O)c([N+](=O)[O-])c3)ccc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.