Methyl 2,6-difluoro-3-(difluoromethyl)pyridine-5-carboxylate
Methyl 3,6-difluoro-2-(difluoromethyl)pyridine-4-carboxylate
2-Chloro-5-(difluoromethyl)-3,6-dimethoxypyridine
Methyl 2,5-difluoro-3-(difluoromethyl)pyridine-6-carboxylate
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