Using CCc1ccc(OC)c(-c2ccc(OC)cc2)c1, O=C(Cl)CCl to produce CCc1ccc(OC)c(-c2ccc(O)c(C(=O)CCl)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.