2-Amino-3-chloro-6-(chloromethyl)-4-(difluoromethyl)pyridine
5-Amino-3-chloro-4-(difluoromethyl)-2-methylpyridine
3-Amino-5-chloro-2-(difluoromethyl)-4-methylpyridine
3-Amino-6-(bromomethyl)-2-chloro-5-(difluoromethyl)pyridine
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