4-(Fluoromethyl)-6-hydroxy-2-nitro-3-(trifluoromethoxy)pyridine
4-(Fluoromethyl)-2-hydroxy-5-nitro-3-(trifluoromethoxy)pyridine
Methyl 6-(aminomethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 2-(aminomethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-5-carboxylate