Using O=S(=O)(Cl)Cl, CCC(=O)Nc1sccc1C(=O)c1ccccc1F to produce CCC(=O)Nc1sc(Cl)cc1C(=O)c1ccccc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.