4-Chloro-3-methyl-5-(trifluoromethoxy)pyridine-2-sulfonamide
2-Chloro-5-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxylic acid
3-Chloro-6-hydroxy-2-(trifluoromethoxy)pyridine-4-sulfonamide
5-Chloro-2-hydroxy-4-(trifluoromethoxy)pyridine-3-sulfonamide