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