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