5-chloro-1,4-dimethyl-1H-imidazole

5-bromo-1-ethyl-4-methyl-1H-imidazole

1-ethyl-4-iodo-5-methyl-1H-imidazole

2-[3-(difluoromethyl)-4-iodo-1H-pyrazol-1-yl]propanoic acid

2-[3-(difluoromethyl)-4-nitro-1H-pyrazol-1-yl]-2-methylpropanoic acid

4-[4-chloro-3-(difluoromethyl)-1H-pyrazol-1-yl]butanoic acid

3-(3-isopropoxy-4-nitro-1H-pyrazol-1-yl)butanoic acid

3-[4-nitro-3-(3,3,3-trifluoropropoxy)-1H-pyrazol-1-yl]butanoic acid

2-[4-nitro-3-(2,2,2-trifluoroethoxy)-1H-pyrazol-1-yl]propanoic acid

4-[3-(2,2-difluoroethoxy)-4-nitro-1H-pyrazol-1-yl]butanoic acid

2-[3-(2,2-difluoroethoxy)-4-nitro-1H-pyrazol-1-yl]-2-methylpropanoic acid

1-(2-tert-butoxy-2-oxoethyl)-1H-pyrazole-3-carboxylic acid

3-[3-(tert-butoxycarbonyl)-1H-pyrazol-1-yl]butanoic acid

4-[3-(ethoxycarbonyl)-1H-pyrazol-1-yl]butanoic acid

2-[4-(methoxycarbonyl)-3-nitro-1H-pyrazol-1-yl]butanoic acid