3-Chloro-2-nitro-4-(trifluoromethoxy)pyridine-5-acetonitrile
3-(Difluoromethyl)-2-nitropyridine-5-sulfonamide
2-(Bromomethyl)-6-methoxy-4-methyl-3-(trifluoromethoxy)pyridine
3-(Bromomethyl)-4-(difluoromethyl)-2-hydroxypyridine-5-acetonitrile
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