Ethyl 5-bromo-3-(chloromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate
3-Chloro-4-iodo-5-methyl-2-(trifluoromethoxy)pyridine
Ethyl 3-bromo-5-(chloromethyl)-2-(trifluoromethoxy)pyridine-4-carboxylate
4-Chloro-6-(chloromethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine