4-Cyano-5-fluoro-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine
4-Cyano-3-fluoro-2-(fluoromethyl)-5-(trifluoromethoxy)pyridine
3-Chloro-2-fluoro-6-nitro-5-(trifluoromethoxy)pyridine
3-Chloro-5-(difluoromethyl)-2-fluoro-6-(trifluoromethoxy)pyridine
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