3,4-Diamino-2-(difluoromethyl)pyridine
5-(Bromomethyl)-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-sulfonyl chloride
4-(Bromomethyl)-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-sulfonyl chloride
2,5-Diamino-4-(difluoromethyl)pyridine
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