3-Cyano-6-hydroxy-2-(trifluoromethoxy)pyridine-4-methanol
5-Chloro-2-cyano-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine
2-Chloro-3-(chloromethyl)-4-(trifluoromethoxy)pyridine-6-carboxaldehyde
4-Chloro-3-cyano-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine