Methyl 3-iodo-2-nitro-5-(trifluoromethoxy)pyridine-6-carboxylate
3-(Difluoromethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine-4-methanol
Methyl 3-hydroxy-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-6-acetate
4-(Difluoromethyl)-5-hydroxy-2-(trifluoromethoxy)pyridine-3-methanol