Methyl 3-(fluoromethyl)-5-hydroxy-2-(trifluoromethoxy)pyridine-6-carboxylate
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