Using NS(=O)(=O)C(F)(F)F, Cc1cc(CCC(=O)F)nn1C(OCc1ccc(Cl)cc1)c1cccc(Cl)c1 to produce Cc1cc(CCC(=O)NS(=O)(=O)C(F)(F)F)nn1C(OCc1ccc(Cl)cc1)c1cccc(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.