[4-(1-Ethyl-1 H -pyrazol-4-yl)-6-trifluoromethyl-pyrimidin-2-yl]-hydrazine

2-(5-Methyl-3-nitro-pyrazol-1-yl)-butyric acid hydrazide

(4-Chloro-pyrazol-1-yl)-acetic acid hydrazide

4-(4-Chloro-phenoxymethyl)-benzoic acid hydrazide

3-Ethylsulfanyl-5-methyl-[1,2,4]triazol-4-ylamine

1-(4-Fluoro-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid hydrazide

1-(2,4-Dichloro-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid hydrazide

1-(4-Bromo-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid hydrazide

[4-(4-Methoxy-phenyl)-pyrimidin-2-ylsulfanyl]-acetic acid hydrazide

2-Methyl-2-(4-nitro-pyrazol-1-yl)-propionic acid hydrazide

5-Cyclopropyl-1 H -pyrazole-3-carboxylic acid hydrazide