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