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