Using O=C(OO)c1cccc(Cl)c1, CSc1nc2cc(Oc3ccc(Cl)cc3Cl)c(Cl)cc2[nH]1 to produce CS(=O)c1nc2cc(Oc3ccc(Cl)cc3Cl)c(Cl)cc2[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.