5-Amino-2-fluoro-3-(trifluoromethoxy)pyridine-6-sulfonamide
4-(Difluoromethyl)-2-nitropyridine-5-carboxamide
Ethyl 3-amino-6-cyano-2-(difluoromethyl)pyridine-5-carboxylate
3-(Bromomethyl)-4-(difluoromethyl)-2-methoxypyridine-6-acetonitrile
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