Ethyl 3-(aminomethyl)-6-(difluoromethyl)-2-methoxypyridine-4-carboxylate
Ethyl 3-(aminomethyl)-6-(difluoromethyl)-2-methoxypyridine-5-carboxylate
2-(Aminomethyl)-4-(difluoromethyl)-3-methoxypyridine-5-carboxaldehyde
2-(Aminomethyl)-3-(difluoromethyl)-6-methoxypyridine-5-carboxaldehyde