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

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

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

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

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

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

1-(4-tert-butoxy-4-oxobutyl)-1H-pyrazole-3-carboxylic acid

1-(3-tert-butoxy-1-methyl-3-oxopropyl)-1H-pyrazole-4-carboxylic acid

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

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

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