Using CC(C)(C)OC(=O)N1CCCNCC1, CCc1cc(Br)c2ncccc2c1 to produce CCc1cc(N2CCCN(C(=O)OC(C)(C)C)CC2)c2ncccc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.