Using CC(=O)N1CCN(c2ccc(CCc3ccc(CCOS(C)(=O)=O)cc3)nc2)CC1, [N-]=[N+]=[N-] to produce CC(=O)N1CCN(c2ccc(CCc3ccc(CCN=[N+]=[N-])cc3)nc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.