2-Hydroxy-3-methyl-4-(trifluoromethoxy)pyridine-5-sulfonyl chloride
3-Hydroxy-5-methyl-6-(trifluoromethoxy)pyridine-2-sulfonamide
3-Hydroxy-6-methyl-4-(trifluoromethoxy)pyridine-2-carbonyl chloride
3-Hydroxy-5-methyl-2-(trifluoromethoxy)pyridine-6-sulfonamide