Using NS(=O)(=O)c1ccc(Cl)nc1, O=C(O)c1ccc(Cl)cc1Cl to produce O=C(NS(=O)(=O)c1ccc(Cl)nc1)c1ccc(Cl)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.