4-Hydroxy-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-5-acetic acid
4-Hydroxy-6-nitro-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
Methyl 3-(fluoromethyl)-2-hydroxy-6-(trifluoromethoxy)pyridine-4-carboxylate
4-Hydroxy-2-nitro-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine