Using Nc1ccc2cc(Br)ccc2c1N, CC(C)(C)OC(=O)N1[C@H]2CC[C@H](C2)[C@H]1C(=O)O to produce CC(C)(C)OC(=O)N1[C@H]2CC[C@H](C2)[C@H]1C(=O)Nc1ccc2cc(Br)ccc2c1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.