5-(4-Fluoro-phenyl)-2 H -pyrazole-3-carboxylic acid hydrazide

3-(5-Methyl-3-trifluoromethyl-pyrazol-1-yl)-propionic acid hydrazide

2-[5-Methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetohydrazide

3-(4-Chloro-3-nitro-1H-pyrazol-1-yl)propionic hydrazide

2-(3-Methyl-1H-pyrazol-1-yl)propionic acid hydrazide

3-(3-Methyl-4-nitro-1H-pyrazol-1-yl)propionic acid hydrazide

(3-Methyl-4-nitro-1H-pyrazol-1-yl)acetic acid hydrazide

4-[(Naphthalen-2-yloxy)methyl]benzohydrazide

2-(3-Methoxy-4-nitro-1H-pyrazol-1-yl)acetohydrazide

2-(3-Methoxy-4-nitro-1H-pyrazol-1-yl)propionic acid hydrazide

4-Chloro-1,5-dimethyl-1 H -pyrazole-3-carboxylic acid hydrazide