3-Amino-5-(difluoromethyl)-4-methylpyridine-2-carboxaldehyde
Methyl 2-amino-4-(difluoromethyl)-3-methylpyridine-6-carboxylate
Methyl 2-amino-3-(difluoromethyl)-6-methylpyridine-4-carboxylate
Methyl 2-amino-3-(difluoromethyl)-4-methylpyridine-6-carboxylate