Methyl 2-(aminomethyl)-3-(difluoromethyl)-5-methoxypyridine-4-carboxylate
Methyl 2-(aminomethyl)-3-(difluoromethyl)-4-methoxypyridine-6-carboxylate
Methyl 2-(aminomethyl)-3-(difluoromethyl)-4-methoxypyridine-5-carboxylate
3-(Aminomethyl)-6-(difluoromethyl)-2-methoxypyridine-4-carboxylic acid