2-(Difluoromethyl)-3-fluoro-6-(trifluoromethoxy)pyridine-5-carboxylic acid
Methyl 2-fluoro-5-hydroxy-6-(trifluoromethoxy)pyridine-3-carboxylate
4-(Bromomethyl)-5-fluoro-2-hydroxy-3-(trifluoromethoxy)pyridine
Methyl 2-fluoro-4-hydroxy-5-(trifluoromethoxy)pyridine-3-carboxylate