Using Brc1ccccn1, C=CCOC(=O)N1C[C@H](O[Si](C)(C)C(C)(C)C)C[C@H]1C=O to produce C=CCOC(=O)N1C[C@H](O[Si](C)(C)C(C)(C)C)C[C@H]1C(O)c1ccccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.