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