Using O=C(O)CCc1cc(CCNS(=O)(=O)c2ccc(Cl)cc2)cc(C(=O)c2ccc(F)cc2)c1 to produce O=C(O)CCc1cc(CCNS(=O)(=O)c2ccc(Cl)cc2)cc(C(O)c2ccc(F)cc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.