4-nitro-N-[(1-oxidopyridin-1-ium-4-yl)methyl]benzamide

(E)-ethyl 2-cyano-3-(4-pyridyl)-3-(4-nitrobenzoylamino)acrylate

4-nitro-N-phenylmethoxybenzamide

二苯基磷酰胺

4-nitro-N-nitrobenzamide