3,4-Dibromo-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
3-Amino-5-(difluoromethyl)-2-(trifluoromethyl)pyridine-6-acetic acid
2-Amino-6-(fluoromethyl)-5-methoxy-3-(trifluoromethoxy)pyridine
2-(Chloromethyl)-5-(difluoromethyl)-3-methoxypyridine-6-carboxylic acid