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

Methyl [3-(difluoromethyl)-1H-pyrazol-1-yl]acetate

ethyl 2-[4-(aminocarbonyl)-3-nitro-1H-pyrazol-1-yl]propanoate

5-{[2-(aminocarbonyl)phenyl]amino}-5-oxopentanoic acid

(5-fluoro-2-thienyl)acetic acid

1-ethyl-5-fluoro-1H-pyrazole-4-sulfonyl chloride

2-fluoro-5-iodothiophene

3-(Difluoromethyl)-1-methyl-1H-pyrazole

5-(Difluoromethyl)-1-ethyl-1H-pyrazole

5-(Difluoromethyl)-3-nitropyrazolo[1,5-a]pyrimidine

1-(2-fluoroethyl)-4-nitro-1H-pyrazole-3-carbonyl chloride