Using OB(O)c1ccc(O)cc1, O[C@H]1CC[C@H](Nc2ncc3cccc(Br)c3n2)CC1 to produce Oc1ccc(-c2cccc3cnc(N[C@H]4CC[C@H](O)CC4)nc23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.