4-Amino-5-(chloromethyl)-2-iodo-3-(trifluoromethoxy)pyridine
2,3-Diamino-4-(difluoromethyl)pyridine-6-acetonitrile
Ethyl 3-(chloromethyl)-2-(difluoromethyl)-5-methoxypyridine-4-acetate
4-Bromo-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetonitrile