Ethyl 2-bromo-6-(difluoromethyl)-3-nitropyridine-5-carboxylate
3-(Aminomethyl)-2-bromo-4-(difluoromethyl)-5-(trifluoromethyl)pyridine
2-(Aminomethyl)-6-bromo-4-(difluoromethyl)-3-(trifluoromethyl)pyridine
Ethyl 2-bromo-5-(difluoromethyl)-6-nitropyridine-3-carboxylate