3-(Difluoromethyl)-2-nitropyridine-6-sulfonyl chloride
6-(Difluoromethyl)-2-nitropyridine-3-sulfonyl chloride
3-(Chloromethyl)-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-methanol
2-Bromo-3-(difluoromethyl)-5-(trifluoromethyl)pyridine
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