Using [N-]=[N+]=[N-], CC(C)C[C@@H](CO)NC(=O)c1ccc(N2CCCC2)c(OCC2CC2)n1 to produce CC(C)C[C@@H](CN=[N+]=[N-])NC(=O)c1ccc(N2CCCC2)c(OCC2CC2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.