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

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

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

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

2-[4-(ethoxycarbonyl)-1H-pyrazol-1-yl]propanoic acid

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

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

3-amino-1-(2,6-dichlorobenzyl)-1H-pyrazole-4-carboxylic acid

1-(2-fluorobenzyl)-3-nitro-1H-pyrazole-4-carboxylic acid

1-ethyl-3-[(2,2,2-trifluoroethoxy)methyl]-1H-pyrazole-4-sulfonyl chloride

1-(2,2-difluoroethyl)-3-[(2,2,2-trifluoroethoxy)methyl]-1H-pyrazole-4-sulfonyl chloride