3-Hydroxy-4-iodo-2-nitro-6-(trifluoromethoxy)pyridine
2-(Chloromethyl)-6-hydroxy-3-methyl-5-(trifluoromethoxy)pyridine
3-Hydroxy-2-iodo-4-nitro-6-(trifluoromethoxy)pyridine
3-Fluoro-6-methoxy-2-methyl-4-(trifluoromethoxy)pyridine
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