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