Using Clc1ccc(C(Cl)Cn2ccnc2)c(Cl)c1, CCOC(=S)[S-] to produce CCOC(=S)SC(Cn1ccnc1)c1ccc(Cl)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.