3-Hydroxy-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-5-carboxylic acid
6-Hydroxy-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-carboxylic acid
3-(Aminomethyl)-2-hydroxy-5-iodo-4-(trifluoromethoxy)pyridine
2-Hydroxy-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-carboxylic acid