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