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