2-Hydroxy-3-methyl-6-(trifluoromethoxy)pyridine-4-sulfonamide
4-(Aminomethyl)-2-fluoro-5-(trifluoromethoxy)pyridine-3-acetic acid
2-Hydroxy-6-iodo-3-(trifluoromethoxy)pyridine-4-carboxylic acid
6-Hydroxy-3-iodo-4-(trifluoromethoxy)pyridine-2-carboxylic acid