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

3-(4-Cyano-phenoxymethyl)-benzoic acid hydrazide

4-Nitro-1 H -pyrazole-3-carboxylic acid hydrazide

5-(4-Fluoro-phenyl)-7-pentafluoroethyl-4,5,6,7-tetrahydro-pyrazolo[1,5- a ]pyrimidine-2-carboxylic acid hydrazide

2-Methyl-2 H -pyrazole-3-carboxylic acid hydrazide

o -Tolyloxy-acetic acid hydrazide

3-[(2,4-Dichlorophenoxy)methyl]benzohydrazide

4-[(3-Methyl-4-nitrophenoxy)methyl]benzohydrazide

5-(2,4-Dimethylphenoxymethyl)furan-2-carbohydrazide

2-{[5-(1,5-Dimethyl-1H-pyrazol-3-yl)-4-[(tetrahydrofuran-2-yl)methyl]-4H-1,2,4-triazol-3-ylsulfanyl]-acetic acid hydrazide

2-[5-Cyclopropyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]propionic hydrazide