Using COc1cccc(-c2ccc(C[C@@H](C[C@H](O)[C@H](Cc3ccccc3)NCOC(C)(C)C)NC(=O)OCc3ccccc3)cc2)n1 to produce COc1cccc(-c2ccc(C[C@@H](C[C@H](O)[C@@H](N)Cc3ccccc3)NC(=O)OCc3ccccc3)cc2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.