2-(Chloromethyl)-6-(difluoromethyl)-3-hydroxypyridine-5-carboxaldehyde
2-Bromo-5-chloro-6-(difluoromethyl)-3-fluoropyridine
Methyl 3-fluoro-2-methyl-5-(trifluoromethoxy)pyridine-4-carboxylate
2-(Bromomethyl)-3-(difluoromethyl)-6-iodo-4-(trifluoromethoxy)pyridine