3-(Chloromethyl)-6-hydroxy-2-nitro-5-(trifluoromethoxy)pyridine
Methyl 4-hydroxy-2-iodo-6-(trifluoromethoxy)pyridine-3-acetate
5-(Chloromethyl)-2-hydroxy-3-nitro-6-(trifluoromethoxy)pyridine
4-(Chloromethyl)-3-hydroxy-6-nitro-2-(trifluoromethoxy)pyridine