Using Nc1ccc(C(=O)CCC2CCN(Cc3ccccc3)CC2)cc1, CCc1cncnc1Cl to produce CCc1cncnc1Nc1ccc(C(=O)CCC2CCN(Cc3ccccc3)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.