2-Amino-3-(bromomethyl)-6-(difluoromethyl)-5-(trifluoromethyl)pyridine
2-Amino-3-(bromomethyl)-5-(difluoromethyl)-4-(trifluoromethyl)pyridine
Ethyl 3-amino-6-(aminomethyl)-2-(difluoromethyl)pyridine-4-acetate
Ethyl 5-amino-2-(aminomethyl)-4-(difluoromethyl)pyridine-3-acetate