N-(4-cyanophenyl)-N-hydroxyacetamide

2-(4-硝基苯基)-苯并噁唑

(N-acetyl-4-cyanoanilino) methanesulfonate

2-(benzenesulfonylmethyl)-4-chloro-1-nitrobenzene

3-(benzenesulfonylmethyl)-4-nitrobenzonitrile