Ethyl 6-bromo-4-(difluoromethyl)-2-nitropyridine-3-carboxylate
6-(Aminomethyl)-3-chloro-2-cyano-4-(difluoromethyl)pyridine
Ethyl 6-bromo-4-(difluoromethyl)-3-nitropyridine-2-carboxylate
Ethyl 2-bromo-4-(difluoromethyl)-3-nitropyridine-6-carboxylate
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