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