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