Using Cc1[nH]c(C(=O)O)c(C)c1Br, CC(C)N1CCC(N)CC1 to produce Cc1[nH]c(C(=O)NC2CCN(C(C)C)CC2)c(C)c1Br, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.