Methyl 2-hydroxy-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-acetate
3-(Difluoromethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine-5-acetonitrile
2-Iodo-3-methyl-4-(trifluoromethoxy)pyridine-5-sulfonamide
3-(Difluoromethyl)-2-hydroxy-5-(trifluoromethoxy)pyridine-6-acetonitrile