2,3-Difluoro-6-hydroxy-4-(trifluoromethoxy)pyridine
3,5-Difluoro-4-(trifluoromethoxy)pyridine-2-sulfonamide
2,3-Difluoro-4-hydroxy-6-(trifluoromethoxy)pyridine
4,6-Dichloro-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine
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