Ethyl 2-(fluoromethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxylate
3-(Chloromethyl)-2-hydroxy-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
4-Hydroxy-3-methyl-5-(trifluoromethoxy)pyridine-2-carbonyl chloride
Ethyl 6-(fluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-2-carboxylate