Using COc1ccc(C[C@@H](NC(=O)OC(C)(C)C)C(=O)N2CC(OCC3CC3)(c3ccccc3C)C2)cc1 to produce COc1ccc(C[C@@H](N)C(=O)N2CC(OCC3CC3)(c3ccccc3C)C2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.