4-Iodo-2-methoxy-6-(trifluoromethoxy)pyridine-3-carboxylic acid
5-Hydroxy-2-methoxy-4-(trifluoromethoxy)pyridine-3-sulfonamide
4-Iodo-2-methoxy-3-(trifluoromethoxy)pyridine-6-carboxylic acid
4-Hydroxy-5-methoxy-2-(trifluoromethoxy)pyridine-3-sulfonamide