1-ethyl-5-nitro-1H-pyrazole

4-chloro-1-[(2-fluorophenoxy)methyl]-3-nitro-1H-pyrazole

methyl 6-(2-furyl)-1,3-dimethyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylate

ethyl 7-thien-2-ylpyrazolo[1,5-a]pyrimidine-2-carboxylate

4-chloro-1-ethyl-3-nitro-1H-pyrazole

ethyl 4-(3,5-dimethyl-1H-pyrazol-1-yl)butanoate

3,5-dimethyl-1-propyl-1H-pyrazole-4-carbaldehyde

5-ethyl-3-(trifluoromethyl)-1H-pyrazole

methyl 4-(2-fluorophenyl)-2,4-dioxobutanoate

ethyl 4-(1H-pyrazol-1-yl)butanoate

1-(2-fluorophenyl)-6-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid