2-Hydroxy-3-methoxy-4-(trifluoromethoxy)pyridine-6-carbonyl chloride
3-Fluoro-6-nitro-2-(trifluoromethoxy)pyridine-5-carboxylic acid
2-Hydroxy-3-methoxy-5-(trifluoromethoxy)pyridine-4-sulfonamide
5-Fluoro-2-nitro-3-(trifluoromethoxy)pyridine-6-carboxylic acid