3-Fluoro-5-iodo-2-(trifluoromethoxy)pyridine-4-carbonyl chloride
2-Fluoro-6-iodo-3-(trifluoromethoxy)pyridine-4-carbonyl chloride
4-Fluoro-3-hydroxy-6-(trifluoromethoxy)pyridine-2-carbonyl chloride
2-Fluoro-3-hydroxy-5-(trifluoromethoxy)pyridine-6-carbonyl chloride