Using CSc1ccc(C(=O)Cl)cc1, CCOC(=O)Cc1ccc(F)cc1 to produce CCOC(=O)C(C(=O)c1ccc(SC)cc1)c1ccc(F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.