Using O=C(Nc1cccc2cccnc12)c1c(Cl)cccc1Cl, O=C(OO)c1cccc(Cl)c1 to produce O=C(Nc1cccc2ccc[n+]([O-])c12)c1c(Cl)cccc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.