5-Amino-4-(difluoromethyl)-3-methylpyridine-2-carboxaldehyde
6-Amino-2-(difluoromethyl)-4-methylpyridine-3-carboxaldehyde
Methyl 5-amino-4-(difluoromethyl)-3-methylpyridine-2-carboxylate
4-Amino-2-(aminomethyl)-3-(difluoromethyl)pyridine-5-carboxylic acid