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

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

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

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

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

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

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

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

methyl 3-amino-1-(2,6-dichlorobenzyl)-1H-pyrazole-4-carboxylate

3-amino-1-(4-methoxybenzyl)-1H-pyrazole-4-carboxylic acid

3-amino-1-(3-chlorobenzyl)-1H-pyrazole-4-carboxylic acid