4-Bromo-6-(chloromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine
2-Bromo-6-cyano-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine
Ethyl 2-bromo-5-cyano-3-(trifluoromethoxy)pyridine-4-carboxylate
2-Bromo-5-cyano-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine