Using Sc1c(Cl)cccc1Cl, COC(=O)c1c(CO)noc1C(C)C to produce COC(=O)c1c(CSc2c(Cl)cccc2Cl)noc1C(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.