Using COc1cc(OC)c(CSC(C)(C)CC(=O)O)c(OC)c1, O=C(CCl)CCl to produce COc1cc(OC)c(CSC(C)(C)CC(=O)OCC(=O)CCl)c(OC)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.