3-Fluoro-6-iodo-2-(trifluoromethoxy)pyridine-4-carboxylic acid
5-Fluoro-2-iodo-4-(trifluoromethoxy)pyridine-3-carboxylic acid
Methyl 4-hydroxy-5-methoxy-3-(trifluoromethoxy)pyridine-2-acetate
Methyl 4-hydroxy-3-methoxy-2-(trifluoromethoxy)pyridine-5-acetate