2,5-Diamino-3-(difluoromethyl)-4-methoxypyridine
4-(Bromomethyl)-2,6-diamino-3-(difluoromethyl)pyridine
5-(Bromomethyl)-2,4-diamino-3-(difluoromethyl)pyridine
4,5-Difluoro-2-(difluoromethyl)pyridine-3-carboxylic acid
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