Using Nc1cccc(N)c1, O=[N+]([O-])c1ccc(Cl)cc1 to produce O=[N+]([O-])c1ccc(N(c2ccc([N+](=O)[O-])cc2)c2cccc(N(c3ccc([N+](=O)[O-])cc3)c3ccc([N+](=O)[O-])cc3)c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.