1-(4-Hydrazino-benzenesulfonyl)-piperidine-3-carboxylic acid hydrazide

3-Amino-2-mercapto-3 H -quinazolin-4-one

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

1-(4-Bromo-3,5-dimethyl-pyrazol-1-ylmethyl)-1 H -pyrazole-3-carboxylic acid hydrazide

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

1-(2,6-Dichloro-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid hydrazide

(2- p -Tolyl-5-trifluoromethyl-2 H -pyrazol-3-yloxy)-acetic acid hydrazide

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

5-Methyl-7-trifluoromethyl-4,5,6,7-tetrahydro-pyrazolo[1,5- a ]pyrimidine-3-carboxylic acid hydrazide

1,5-Dimethyl-4-nitro-1 H -pyrazole-3-carboxylic acid hydrazide

[5-(4-Bromo-phenyl)-4-methyl-4 H -[1,2,4]triazol-3-ylsulfanyl]-acetic acid hydrazide