Methyl 6-(fluoromethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine-2-acetate
Methyl 2-(fluoromethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine-4-acetate
2-(Difluoromethyl)-6-hydroxy-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
2-(Difluoromethyl)-5-hydroxy-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine