Using Cc1cc(Cl)nc(N)n1, Nc1cccc([N+](=O)[O-])c1 to produce Cc1cc(Nc2cccc([N+](=O)[O-])c2)nc(N)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.