Using O=C(Nc1ccccc1)[C@H](CCO)N1CCc2c1ccc(F)c2Cl to produce O=C1[C@@H](N2CCc3c2ccc(F)c3Cl)CCN1c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.