Using C[C@H](O)[C@@H](CCOc1cccc(Br)c1)n1cnc(C(N)=O)c1, OB(O)c1cc2ccccc2s1 to produce C[C@H](O)[C@@H](CCOc1cccc(-c2cc3ccccc3s2)c1)n1cnc(C(N)=O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.