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