Using CC1CCN(c2cc(C3=CCN(C(=O)OC(C)(C)C)CC3)ccc2[N+](=O)[O-])CC1 to produce CC1CCN(c2cc(C3=CCN(C(=O)OC(C)(C)C)CC3)ccc2N)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.