2-(Difluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-5-methanol
2-(Difluoromethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine-6-methanol
4-(Difluoromethyl)-5-hydroxy-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
2-Iodo-4-methyl-6-(trifluoromethoxy)pyridine-3-carboxaldehyde