4-(Aminomethyl)-3-(difluoromethyl)-2-methylpyridine-5-carboxaldehyde
4-(Aminomethyl)-2-(difluoromethyl)-6-methylpyridine-3-carboxaldehyde
Methyl 2-(difluoromethyl)-3-methyl-5-nitropyridine-6-acetate
4-(Aminomethyl)-2-(difluoromethyl)-5-methylpyridine-3-carboxaldehyde