Using CN(C)C(On1nnc2ccccc21)=[N+](C)C, O=C(O)/C=C/c1cccc(-c2ccc(O)cc2)c1 to produce O=C(/C=C/c1cccc(-c2ccc(O)cc2)c1)NO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.