2-Chloro-3-(difluoromethyl)-4-methoxy-5-(trifluoromethoxy)pyridine
5-Bromo-2-nitro-4-(trifluoromethoxy)pyridine-3-acetonitrile
2-Chloro-5-(chloromethyl)-3-cyano-6-(trifluoromethoxy)pyridine
5-Chloro-2-(fluoromethyl)-3-methoxy-4-(trifluoromethoxy)pyridine