3-(4-Chloro-1-ethyl-1H-pyrazol-3-yl)-3-oxo-propionic acid methyl ester

3-(4-Chlorophenyl)-6-hydrazinopyridazine

4-Hydrazino-6,7-dihydro-5H-cyclopenta[4,5]thieno[2,3-d]pyrimidine

1-Amino-4,6-dimethylpyridin-2(1H)-one

6-Ethyl-4-hydrazinothieno[2,3-d]pyrimidine

(3-Methoxybenzyl)hydrazine hydrochloride

(2-Methylbenzyl)hydrazine hydrochloride

3-Hydrazino-5-(4-methoxyphenyl)-1,2,4-triazine

2-Isopropoxyacetohydrazidehydrochloride

2-Isopropoxybutanohydrazidehydrochloride

2-Hydrazino-4-methyl-1,3-thiazole hydrochloride