Using CC(C)(C)OC(=O)N[C@H]1CCC[C@@H]1N, BrCc1ccccc1 to produce CC(C)(C)OC(=O)N[C@H]1CCC[C@@H]1N(Cc1ccccc1)Cc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.