Ethyl 3-bromo-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-carboxylate
4-Chloro-2-(difluoromethyl)-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
Ethyl 6-bromo-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-carboxylate
4-Chloro-3-(fluoromethyl)-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine