4-Iodo-2-methyl-5-nitro-3-(trifluoromethoxy)pyridine
4-Hydroxy-3-methyl-2-(trifluoromethoxy)pyridine-5-carboxylic acid
4-(Fluoromethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-6-methanol
4-Hydroxy-6-methyl-3-(trifluoromethoxy)pyridine-2-carboxylic acid