Using CC(C)(C)OC(=O)N1CCC[C@@H]1c1cc2nc(Cl)c(Br)cc2o1, Nc1cccc(OB(O)O)c1 to produce CC(C)(C)OC(=O)N1CCC[C@@H]1c1cc2nc(Cl)c(-c3cccc(N)c3)cc2o1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.