6-Chloro-2-(difluoromethyl)-4-methoxy-3-(trifluoromethoxy)pyridine
3-Chloro-2-(chloromethyl)-4-cyano-6-(trifluoromethoxy)pyridine
6-Chloro-3-(difluoromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine
2-Chloro-6-(chloromethyl)-5-cyano-3-(trifluoromethoxy)pyridine