Using COC(=O)[C@@H]1CC(=O)CN1C(=O)OCC[Si](C)(C)C, C=Cc1cccc(-c2cccc(Br)c2)c1 to produce C=Cc1cccc(-c2cccc([C@]3(O)C[C@@H](C(=O)OC)N(C(=O)OCC[Si](C)(C)C)C3)c2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.