Using CCCC[Sn](CCCC)(CCCC)c1cccs1, O=[N+]([O-])c1ccc2oc(Cl)nc2c1 to produce O=[N+]([O-])c1ccc2oc(-c3cccs3)nc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.