Using CCOC(=O)c1nn(C(=O)OC(C)(C)C)c2cc(-c3ccc([N+](=O)[O-])cc3)ccc12 to produce CCOC(=O)c1n[nH]c2cc(-c3ccc(N)cc3)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.