4-(Difluoromethyl)-3-fluoro-2-hydroxypyridine-6-sulfonamide
2-Bromo-6-cyano-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine
3-(Bromomethyl)-4-(difluoromethyl)-2-(trifluoromethyl)pyridine
6-(Difluoromethyl)-3-fluoro-2-nitropyridine-4-carboxaldehyde
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