Using O=C(Cl)c1c2ccccc2cc2ccccc12, CCOC(=O)C1CCCN(C2CCNCC2)C1 to produce CCOC(=O)[C@@H]1CCCN(C2CCN(C(=O)c3c4ccccc4cc4ccccc34)CC2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.