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