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