Using CN(C)C=O, CN1CC[C@]23c4c5ccc(OS(=O)(=O)C(F)(F)F)c4O[C@H]2C2(CC[C@H]3[C@H]1C5)OCCO2 to produce CN1CC[C@]23c4c5ccc(C#N)c4O[C@H]2C2(CC[C@H]3[C@H]1C5)OCCO2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.