Using COc1ccc(C(C)=O)cc1, O=C(Cl)c1c(F)cc(F)cc1F to produce COc1ccc(C(=O)CC(=O)c2c(F)cc(F)cc2F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.