Using c1ccc(N2CCNCC2)cc1, COC(=O)Cc1ccc(CBr)cc1 to produce O=C(O)Cc1ccc(CN2CCN(c3ccccc3)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.