4-((4-cyanophenyl)(methylthio)methylene)morpholin-4-ium iodide

4-(morpholine-4-carbonothioyl)benzonitrile

4-[(E)-(羟基亚胺)甲基]苯甲醛

4-氰基苯甲酸乙酯

tert-butyl 2-(4-cyanobenzoyl)-2-tosylhydrazine-1-carboxylate