Using Cc1ccc(S(=O)(=O)OCC2CC=CC3CN(C(=O)OC(C)(C)C)CC32)cc1, [N-]=[N+]=[N-] to produce CC(C)(C)OC(=O)N1CC2C=CCC(CN=[N+]=[N-])C2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.