3-Amino-4-(difluoromethyl)-2-(trifluoromethyl)pyridine-5-carboxaldehyde
Methyl 4-amino-6-(chloromethyl)-2-(difluoromethyl)pyridine-3-acetate
3-Cyano-2-fluoro-6-(trifluoromethoxy)pyridine-4-acetic acid
3-Chloro-4-(difluoromethyl)-2-iodo-6-methoxypyridine