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