Using CC(C)CN1C(=O)C2CC(c3ccc([N+](=O)[O-])cc3)(C2)C1=O to produce CC(C)CN1C(=O)C2CC(c3ccc(N)cc3)(C2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.