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