Using CC(C)(C)OC(=O)N1CCN(c2ccc([N+](=O)[O-])nc2)CC1(C)C to produce CC(C)(C)OC(=O)N1CCN(c2ccc(N)nc2)CC1(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.