Using O=Cc1c(N(Cc2ccccc2)Cc2ccccc2)cccc1[N+](=O)[O-] to produce O=[N+]([O-])c1cccc(N(Cc2ccccc2)Cc2ccccc2)c1CO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.