Using NC(=O)c1ccccc1N, Oc1ccc(N2CCN(CCBr)CC2)cc1 to produce NC(=O)c1ccccc1NCCN1CCN(c2ccc(O)cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.