Methyl 3-bromo-4-chloro-2-(trifluoromethoxy)pyridine-5-carboxylate
6-Bromo-4-chloro-2-iodo-3-(trifluoromethoxy)pyridine
Ethyl 3-bromo-6-fluoro-2-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 3-bromo-2-chloro-5-(trifluoromethoxy)pyridine-6-carboxylate