3-(Fluoromethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine-5-acetic acid
5-Hydroxy-2-methyl-3-(trifluoromethoxy)pyridine-4-sulfonamide
4-Hydroxy-6-methyl-3-(trifluoromethoxy)pyridine-2-sulfonamide
5-Hydroxy-3-methyl-4-(trifluoromethoxy)pyridine-2-sulfonamide