Methyl 5-fluorothiophene-2-carboxylate

methyl 4-ethynyl-1-methyl-1H-pyrazole-5-carboxylate

5-(bromomethyl)-1-methyl-1H-pyrazole hydrobromide

methyl 3-(3-bromo-1H-pyrazol-1-yl)propanoate

5-(chloromethyl)-1-ethyl-3-nitro-1H-pyrazole

1-ethyl-3-piperidin-1-yl-1H-pyrazol-4-amine

3-(bromomethyl)-1-propyl-1H-pyrazole

methyl 3-(3-ethoxy-4-nitro-1H-pyrazol-1-yl)propanoate

1'-ethyl-4'-nitro-1'H-1,3'-bipyrazole

4'-amino-1'-ethyl-1'H-1,3'-bipyrazole-4-carboxylic acid

2-(3-ethoxy-4-nitro-1H-pyrazol-1-yl)propanoic acid