5-Amino-3-chloro-4-cyano-2-(difluoromethyl)pyridine
4-Bromo-3-(difluoromethyl)-2,6-dimethoxypyridine
5-Amino-4-chloro-3-cyano-2-(difluoromethyl)pyridine
5-Bromo-3-(difluoromethyl)-2,4-dimethoxypyridine
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