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

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

methyl 3-amino-1-(2-methylbenzyl)-1H-pyrazole-4-carboxylate

methyl 3-amino-1-(2-chloro-4-fluorobenzyl)-1H-pyrazole-4-carboxylate

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

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

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

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

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

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

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