Using OB(O)c1ccc(N2CCNCC2)cc1, CC(C)C[C@H](O[C@@H](c1ccc(Br)cc1)c1cccs1)C(=O)NCC#N to produce CC(C)C[C@H](O[C@@H](c1ccc(-c2ccc(N3CCNCC3)cc2)cc1)c1cccs1)C(=O)NCC#N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.