3-Hydroxy-2-iodo-4-nitro-6-(trifluoromethoxy)pyridine
3-Fluoro-6-methoxy-2-methyl-4-(trifluoromethoxy)pyridine
3-(Bromomethyl)-4-fluoro-2-methoxy-6-(trifluoromethoxy)pyridine
6-(Chloromethyl)-3-hydroxy-2-methyl-4-(trifluoromethoxy)pyridine
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