5-(Bromomethyl)-4-cyano-2-(difluoromethyl)-3-hydroxypyridine
Methyl 6-bromo-4-hydroxy-3-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 4-chloro-2-(difluoromethyl)-3-methoxypyridine-5-carboxylate
2-(Chloromethyl)-3-fluoro-4-iodo-6-(trifluoromethoxy)pyridine