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