Methyl 2-amino-5-(aminomethyl)-3-(difluoromethyl)pyridine-4-carboxylate
2-Amino-3-(aminomethyl)-4-(difluoromethyl)-6-methylpyridine
3-Amino-6-(difluoromethyl)-4-methoxypyridine-2-sulfonamide
Methyl 6-amino-4-(aminomethyl)-3-(difluoromethyl)pyridine-2-carboxylate