6,7-dimethoxy-2-[(4-nitrophenyl)acetyl]-1,2,3,4-tetrahydroisoquinoline

1-(4-fluorophenyl)-5-oxopyrrolidine-3-carbohydrazide

1-(4-methylphenyl)-5-oxopyrrolidine-3-carbohydrazide

4,4-dimethoxy-3-methylbutan-2-one

3-amino[1,2,4]triazolo[4,3-a]pyridine-6-carboxylic acid

ethyl (2E)-3-ethoxy-2-propionylacrylate

ethyl N-ethyl-beta-alaninate

2-[(4-methyl-5-{[(4-methylphenyl)amino]methyl}-4H-1,2,4-triazol-3-yl)thio]acetohydrazide

N-(4-chloro-2-methylphenyl)-2-hydrazino-2-oxoacetamide

2-[(4-Chloro-2-methylphenyl)amino]propanehydrazide

N-(3-chlorophenyl)-2-hydrazino-2-oxoacetamide