2-(Chloromethyl)-5-fluoro-4-methoxy-3-(trifluoromethoxy)pyridine
5-(Difluoromethyl)-2-fluoro-3-methoxy-4-(trifluoromethoxy)pyridine
6-(Chloromethyl)-4-fluoro-2-methoxy-3-(trifluoromethoxy)pyridine
2-Fluoro-5-methoxy-3-(trifluoromethoxy)pyridine-4-methanol