[4-(4-Bromo-phenyl)-6-difluoromethyl-pyrimidin-2-yl]-hydrazine

(4-Difluoromethyl-6-furan-2-yl-pyrimidin-2-yl)-hydrazine

[4-(4-Chloro-phenyl)-6-trifluoromethyl-pyrimidin-2-yl]-hydrazine

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

1-Methanesulfonyl-pyrrolidine-2-carboxylic acid hydrazide

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

[4-Difluoromethyl-6-(1-ethyl-5-methyl-1 H -pyrazol-4-yl)-pyrimidin-2-yl]-hydrazine

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

1-(4-Bromo-2-chloro-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid hydrazide

1-Methyl-1H-pyrazole-4-carboxylic acid hydrazide

1-(1-Ethyl-3-methyl-1H-pyrazole-4-sulfonyl)-piperidine-3-carbohydrazide