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

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

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

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

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

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

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

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

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

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

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