3-(Chloromethyl)-2-(difluoromethyl)-6-fluoro-5-(trifluoromethoxy)pyridine
4-(Difluoromethyl)-6-hydroxy-2-methoxy-3-(trifluoromethoxy)pyridine
3-(Chloromethyl)-2-(difluoromethyl)-5-fluoro-4-(trifluoromethoxy)pyridine
5-(Chloromethyl)-4-fluoro-3-(trifluoromethoxy)pyridine-2-carboxylic acid