3-(Difluoromethyl)-2-nitro-6-(trifluoromethoxy)pyridine-4-sulfonamide
6-Cyano-3-(difluoromethyl)-2-methoxypyridine-4-carboxylic acid
4-(Difluoromethyl)-3-nitro-2-(trifluoromethoxy)pyridine-6-carboxamide
4-(Difluoromethyl)-2-nitropyridine
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