Using CN(C)C=Nc1[nH]nc(-c2cccc([N+](=O)[O-])c2)c1C#N, Nc1cccc(Cl)c1 to produce O=[N+]([O-])c1cccc(-c2n[nH]c3ncnc(Nc4cccc(Cl)c4)c23)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.