2-(Difluoromethyl)-5-hydroxy-6-methyl-3-(trifluoromethoxy)pyridine
3-(Chloromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-5-carboxylic acid
2-(Difluoromethyl)-5-hydroxy-4-methyl-3-(trifluoromethoxy)pyridine
6-(Chloromethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxylic acid