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