Using CC(C)N1CCNCC1, O=CCN1C(=O)[C@]2(C[C@@H]2c2ccc(Cl)cc2)c2ccccc21 to produce CC(C)N1CCN(CCN2C(=O)[C@@]3(C[C@H]3c3ccc(Cl)cc3)c3ccccc32)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.