2-Chloro-3-(difluoromethyl)-4,5-dimethoxypyridine
3-Amino-6-bromo-4-(chloromethyl)-2-(difluoromethyl)pyridine
4-Chloro-3-(difluoromethyl)-2,6-dimethoxypyridine
4-Amino-3-bromo-2-(chloromethyl)-5-(difluoromethyl)pyridine
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