Ethyl 2-(difluoromethyl)-5-(trifluoromethyl)pyridine-4-carboxylate
Methyl 3-(difluoromethyl)-5-(trifluoromethyl)pyridine-4-acetate
Ethyl 2-(difluoromethyl)-4-(trifluoromethyl)pyridine-5-carboxylate
2,3-Dichloro-4-(difluoromethyl)-5-methoxypyridine
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