Ethyl 6-bromo-2-(difluoromethyl)pyridine-3-carboxylate
6-(Bromomethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-carboxaldehyde
Ethyl 2-bromo-4-(difluoromethyl)pyridine-6-carboxylate
Methyl 6-(bromomethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-carboxylate