Methyl 4-amino-6-(difluoromethyl)-3-methylpyridine-2-carboxylate
Methyl 3-chloro-5-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 5-fluoro-4-methyl-3-(trifluoromethoxy)pyridine-2-carboxylate
6-Bromo-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-carboxaldehyde