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