Ethyl 5-bromo-2-chloro-4-(difluoromethyl)pyridine-3-carboxylate
3-Bromo-5-chloro-2-(difluoromethyl)-4-methoxypyridine
Ethyl 4-bromo-5-chloro-2-(difluoromethyl)pyridine-3-carboxylate
5-Bromo-4-chloro-3-(difluoromethyl)-2-methoxypyridine
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