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