3-(Difluoromethyl)-4-fluoro-2-(trifluoromethoxy)pyridine-6-methanol
3-Cyano-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-methanol
5-Fluoro-2-hydroxy-4-iodo-3-(trifluoromethoxy)pyridine
2-Cyano-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-4-methanol