Using COc1ccc(P2(=S)SP(=S)(c3ccc(OC)cc3)S2)cc1, CC(=O)NCc1cn(-c2ccc(Cl)c(Cl)c2)cn1 to produce CC(=S)NCc1cn(-c2ccc(Cl)c(Cl)c2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.