Using CN(C(=O)OC(C)(C)C)C1=N[C@@H]2[C@H](F)[C@H](O)[C@@H](CO[Si](C)(C)C(C)(C)C)O[C@@H]2S1 to produce CNC1=N[C@@H]2[C@H](F)[C@H](O)[C@@H](CO)O[C@@H]2S1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.