Ethyl 3-(fluoromethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine-4-acetate
6-(Difluoromethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxylic acid
2-Hydroxy-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-4-methanol
Ethyl 3-(difluoromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-6-carboxylate