4-Fluoro-2-hydroxy-3-nitro-6-(trifluoromethoxy)pyridine
4-Cyano-3-nitro-6-(trifluoromethoxy)pyridine-2-methanol
4-(Aminomethyl)-5-cyano-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine
3-Fluoro-5-hydroxy-6-nitro-2-(trifluoromethoxy)pyridine
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