5-Cyano-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-carboxaldehyde
5-Cyano-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetic acid
2-Cyano-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-carboxaldehyde
4-Fluoro-2-hydroxy-5-methoxy-3-(trifluoromethoxy)pyridine