Using CC[C@@H]1C[C@]1(NC(=O)OC(C)(C)C)C(=O)NS(=O)(=O)C1CC1 to produce CC[C@@H]1C[C@]1(N)C(=O)NS(=O)(=O)C1CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.