Using CC(O[Si](C)(C)C)(c1ccnc(C#N)c1)C(F)(F)F, O=C([O-])O to produce CC(O[Si](C)(C)C)(c1ccnc(C(N)=O)c1)C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.