Using O=C(N[C@@H](Cc1ccccc1)[C@@H](O)[C@H](O)[C@H](Cc1ccccc1)NC(=O)OCc1ccccc1)OCc1ccccc1 to produce N[C@@H](Cc1ccccc1)[C@@H](O)[C@H](O)[C@@H](N)Cc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.