Using CC(C)(C)n1nc(-c2ccc([N+](=O)[O-])cc2)c2c(N)ncnc21 to produce Nc1ncnc2[nH]nc(-c3ccc([N+](=O)[O-])cc3)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.