Methyl 3-bromo-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-6-carboxylate
4-Bromo-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine-2-methanol
Methyl 2-bromo-6-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-carboxylate
4-Chloro-3-(fluoromethyl)-2-iodo-5-(trifluoromethoxy)pyridine