Methyl 3-amino-4-(difluoromethyl)-2-methoxypyridine-5-carboxylate
2-Amino-3-(difluoromethyl)-6-fluoro-5-(trifluoromethyl)pyridine
4-Amino-5-(difluoromethyl)-2-methoxypyridine-3-carboxaldehyde
4-Amino-2-(difluoromethyl)-3-fluoropyridine-5-carboxaldehyde