Using [N-]=[N+]=[N-], Cc1ccc(S(=O)(=O)OC[C@H](C[C@H]2CCCCOC2)NC(=O)OC(C)(C)C)cc1 to produce CC(C)(C)OC(=O)N[C@H](CN=[N+]=[N-])C[C@@H]1CCCCOC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.