Using Cc1ccc(-c2ccc([C@@H](C)NC(=O)[C@@H](NC(=O)OC(C)(C)C)[C@@H](C)O)nc2)cn1 to produce Cc1ccc(-c2ccc([C@@H](C)NC(=O)[C@@H](N)[C@@H](C)O)nc2)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.