4-Fluoro-3-methyl-6-(trifluoromethoxy)pyridine-2-carboxylic acid
6-(Fluoromethyl)-3-hydroxy-4-nitro-2-(trifluoromethoxy)pyridine
Ethyl 3-hydroxy-6-iodo-2-(trifluoromethoxy)pyridine-5-acetate
2-(Fluoromethyl)-5-hydroxy-3-nitro-4-(trifluoromethoxy)pyridine