Using CC(C)CN(C)c1cc(NC(=O)OC(C)(C)C)c([N+](=O)[O-])cc1C#N to produce CC(C)CN(C)c1cc(NC(=O)OC(C)(C)C)c(N)cc1C#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.