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

3-[4-Chloro-3-(difluoromethyl)-1H-pyrazol-1-yl]butyric acid

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

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

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

1-[1-(tert-butoxycarbonyl)propyl]-1H-pyrazole-3-carboxylic acid

1-[1-(tert-butoxycarbonyl)propyl]-1H-pyrazole-4-carboxylic acid

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

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

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

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

2-[4-(methoxycarbonyl)-1H-pyrazol-1-yl]-2-methylpropanoic acid

methyl 3-amino-1-benzyl-1H-pyrazole-4-carboxylate

methyl 3-amino-1-(3-methylbenzyl)-1H-pyrazole-4-carboxylate

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