2-(4-Fluoro-phenyl)-5-methyl-pyrazolo[1,5-a]pyrimidine-7-carboxylic acid hydrazide

1-Ethyl-5-trifluoromethyl-1 H -pyrazole-3-carboxylic acid hydrazide

(2-Methyl-4-nitro-imidazol-1-yl)-acetic acid hydrazide

2-(1-Ethyl-1 H -pyrazol-4-yl)-quinoline-4-carboxylic acid hydrazide

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

2-(4-Oxo-6-propyl-4 H -thieno[2,3- d ]pyrimidin-3-yl)-propionic acid hydrazide

(4-Furan-2-yl-6-trifluoromethyl-pyrimidin-2-yl)-hydrazine

1-(1-Methyl-1 H -pyrazole-4-sulfonyl)-piperidine-3-carboxylic acid hydrazide

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

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

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