Using COC(=O)c1ccc(OC)c2c1OCC1(CO2)CSCSC1, Cc1c(Cl)cncc1Cl to produce COc1ccc(C(=O)Cc2c(Cl)cncc2Cl)c2c1OCC1(CO2)CSCSC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.