Using COc1ccccc1CC(C)(N)C(=O)O, COc1ccccc1CC1(C)NC(=O)NC1=O to produce COc1ccccc1CC(C)(NC(N)=O)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.