Using CC(C)(C)[Si](C)(C)O[C@H]1CCNC1=O, Cc1ccc(CBr)cc1 to produce Cc1ccc(CN2CC[C@H](O[Si](C)(C)C(C)(C)C)C2=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.