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