Using COC(=O)c1cc(O)cc(O[C@H]2CCN(C)C2=O)c1, O=C(c1ccc(Br)cn1)N1CCC1 to produce COC(=O)c1cc(Oc2ccc(C(=O)N3CCC3)nc2)cc(O[C@H]2CCN(C)C2=O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.