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