Using CCCSc1nc(Cl)c(N)c(N[C@@H]2C[C@H](OCCO)[C@@H](O)[C@H]2O)n1, O=N[O-] to produce CCCSc1nc(Cl)c2nnn([C@@H]3C[C@H](OCCO)[C@@H](O)[C@H]3O)c2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.