N~3~-cyclopentyl-1-ethyl-1H-pyrazole-3,4-diamine

1-ethyl-4-nitro-3-(trifluoromethyl)-1H-pyrazole

1-[2-(2-chloro-4-nitrophenoxy)ethyl]piperidine

1-ethyl-5-(trifluoromethyl)-1H-pyrazol-4-amine

1-ethyl-3-nitro-1H-pyrazole-4-carboxylic acid

ethyl 3-amino-1-cyclopentyl-1H-pyrazole-4-carboxylate

methyl 3-amino-1-(2,2,2-trifluoroethyl)-1H-pyrazole-4-carboxylate

3-amino-1-propyl-1H-pyrazole-4-carboxamide

5-bromo-1-isopropyl-4-nitro-1H-pyrazole

1-ethyl-5-methyl-1H-imidazole

ethyl 4-(5-chloro-1H-1,2,4-triazol-1-yl)butanoate