2,5-Difluoro-3-(trifluoromethoxy)pyridine-4-sulfonamide
2,6-Difluoro-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
3,5-Difluoro-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride
4,6-Dimethyl-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride
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