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