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