3-Bromo-2-(difluoromethyl)-5-methoxypyridine-4-carboxaldehyde
Ethyl 3-(bromomethyl)-2-methoxy-5-(trifluoromethoxy)pyridine-4-acetate
Methyl 2,6-diamino-3-(difluoromethyl)pyridine-5-carboxylate
Ethyl 6-chloro-3-fluoro-2-(trifluoromethoxy)pyridine-4-carboxylate