4-Amino-5-thiophen-2-yl-4 H -[1,2,4]triazole-3-thiol

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

2-(1,5-Dimethyl-1 H -pyrazol-4-yl)-quinoline-4-carboxylic acid hydrazide

1-Ethanesulfonyl-piperidine-4-carboxylic acid hydrazide

1-Methanesulfonyl-piperidine-3-carboxylic acid hydrazide

2-(4-Chloro-3,5-dimethyl-pyrazol-1-yl)-propionic acid hydrazide

2-(4-Chloro-pyrazol-1-yl)-butyric acid hydrazide

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

1-(3-Chloro-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid hydrazide

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

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