Using C#C[C@@H]1CN(C(=O)OC(C)(C)C)[C@H](CO[Si](C)(C)C(C)(C)C)CO1, Nc1ncccc1Br to produce CC(C)(C)OC(=O)N1C[C@@H](C#Cc2cccnc2N)OC[C@H]1CO[Si](C)(C)C(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.