Using CC(C)(C)OC(=O)N1CC(ONC(=O)[C@@H]2CC[C@@H]3CN2C(=O)N3OS(=O)(=O)[O-])C1 to produce O=C(NOC1CNC1)[C@@H]1CC[C@@H]2CN1C(=O)N2OS(=O)(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.