Using CC(O)(c1ccc(N2CCN(S(=O)(=O)c3cccs3)CC2COCc2ccccc2)cc1)C(F)(F)F to produce CC(O)(c1ccc(N2CCN(S(=O)(=O)c3cccs3)CC2CO)cc1)C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.