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