Using CCCCN(C(=O)c1ccc(Cl)cc1)C1CN(CC)CC1O to produce CCCCN(C(=O)c1ccc(Cl)cc1)[C@@H]1CN(CC)C[C@H]1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.