Methyl 3-(fluoromethyl)-6-hydroxy-4-(trifluoromethoxy)pyridine-2-acetate
Methyl 5-(fluoromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-4-acetate
2-Hydroxy-3-nitro-6-(trifluoromethoxy)pyridine-5-methanol
6-Hydroxy-2-nitro-4-(trifluoromethoxy)pyridine-3-methanol