Using c1ccc(CN2CCc3c[nH]nc3CC2)cc1, OB(O)c1ccc(Br)nc1 to produce Brc1ccc(-n2cc3c(n2)CCN(Cc2ccccc2)CC3)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.