Using CC(C)Nc1cccnc1N1CCN(C(=O)c2ccc(C(=O)O)cn2)CC1, CC(C)N to produce CC(C)NC(=O)c1ccc(C(=O)N2CCN(c3ncccc3NC(C)C)CC2)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.