3,4,6-Trifluoro-2-(trifluoromethoxy)pyridine
5-Cyano-3-(difluoromethyl)-2-fluoropyridine
2,3,5-Trifluoro-6-(trifluoromethoxy)pyridine
2,3,5-Trifluoro-4-(trifluoromethoxy)pyridine
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