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