Methyl 3-(bromomethyl)-4-iodo-2-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 2-(chloromethyl)-5-iodo-3-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 6-(chloromethyl)-4-iodo-3-(trifluoromethoxy)pyridine-2-carboxylate
6-(Chloromethyl)-3-(difluoromethyl)-4-iodo-2-(trifluoromethoxy)pyridine