4-Bromo-2-chloro-5-(difluoromethyl)-3-fluoropyridine
5-Bromo-3-chloro-2-(difluoromethyl)-4-fluoropyridine
Ethyl 3-amino-5-(difluoromethyl)-4-(trifluoromethyl)pyridine-2-carboxylate
4-Bromo-2-chloro-3-(difluoromethyl)-5-iodopyridine
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