Using CC(=O)N(C)CCN(C)c1nc2ccc([N+](=O)[O-])cc2s1 to produce CC(=O)N(C)CCN(C)c1nc2ccc(N)cc2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.