2-Chloro-6-fluoro-3-(trifluoromethoxy)pyridine-4-carboxylic acid
6-Cyano-4-fluoro-2-(trifluoromethoxy)pyridine-3-methanol
6-Chloro-3-fluoro-4-(trifluoromethoxy)pyridine-2-carboxylic acid
2-Chloro-5-fluoro-3-(trifluoromethoxy)pyridine-4-carboxylic acid