Ethyl 3-bromo-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine-2-carboxylate
4-Bromo-3-hydroxy-5-iodo-2-(trifluoromethoxy)pyridine
3-Bromo-2-methyl-4-(trifluoromethoxy)pyridine-5-acetonitrile
Ethyl 3-bromo-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-6-carboxylate