Using O=C(Cl)Cl, NC(=O)[C@H](Cc1ccc(OCc2ccccc2)cc1)NO to produce N[C@@H](Cc1ccc(OCc2ccccc2)cc1)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.