Ethyl 3-(fluoromethyl)-5-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxylate
3-(Difluoromethyl)-2-hydroxy-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
4-(Bromomethyl)-3-iodo-2-nitro-6-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-6-hydroxy-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine