Using CCOC(=O)c1cc2cc(CCl)ccc2oc1=O, Sc1ccccc1 to produce CCOC(=O)c1cc2cc(CSc3ccccc3)ccc2oc1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.