2-Amino-3-(difluoromethyl)-5-methoxy-4-(trifluoromethyl)pyridine
5-Amino-3-(chloromethyl)-4-(difluoromethyl)-2-methoxypyridine
3-Amino-5-(aminomethyl)-6-(difluoromethyl)pyridine-2-carboxaldehyde
5-Amino-2-(chloromethyl)-4-(difluoromethyl)-3-methoxypyridine