Using CCc1[nH]c2cc(NC(=O)[C@H](NC(=O)OC(C)(C)C)C3CCCCC3)cc3c2c1C=NNC3=O to produce CCc1[nH]c2cc(NC(=O)[C@H](N)C3CCCCC3)cc3c2c1C=NNC3=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.