Using COC(=O)[C@H]1CC[C@H](C(OS(C)(=O)=O)c2ncc(-c3cc(C)cc(Nc4nccc(C(F)F)n4)c3)cn2)CC1 to produce COC(=O)[C@H]1CC[C@H](Cc2ncc(-c3cc(C)cc(Nc4nccc(C(F)F)n4)c3)cn2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.