Ethyl 3-(aminomethyl)-5-(difluoromethyl)-2-methylpyridine-6-carboxylate
4-(Aminomethyl)-5-(difluoromethyl)-2-methylpyridine-3-carboxylic acid
Ethyl 5-(aminomethyl)-4-(difluoromethyl)-2-methylpyridine-3-carboxylate
5-(Difluoromethyl)-4-methyl-2-nitropyridine-3-methanol