Using COc1c(OC)c(=O)c1=O, [N-]=[N+]=NC[C@@H](O)[C@@H](N)CC1CCCCC1 to produce COc1c(N[C@@H](CC2CCCCC2)[C@H](O)CN=[N+]=[N-])c(=O)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.