Using O=[N+]([O-])c1cn2c(n1)OC[C@@H](OCc1ccc(Br)cn1)C2, C#C[Si](C)(C)C to produce C#Cc1ccc(CO[C@@H]2COc3nc([N+](=O)[O-])cn3C2)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.