4-Cyano-6-(difluoromethyl)-3-methoxy-2-(trifluoromethoxy)pyridine
4-Bromo-2-(difluoromethyl)-3-(fluoromethyl)pyridine
5-Bromo-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-methanol
4-Bromo-6-(difluoromethyl)-3-iodo-2-(trifluoromethoxy)pyridine
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