3-Cyano-2-fluoro-4-(trifluoromethoxy)pyridine-6-sulfonyl chloride
2-Fluoro-6-methoxy-4-(trifluoromethoxy)pyridine-3-carboxylic acid
2-Cyano-6-fluoro-5-(trifluoromethoxy)pyridine-3-sulfonyl chloride
6-Fluoro-3-nitro-4-(trifluoromethoxy)pyridine-2-carbonyl chloride