3-Fluoro-2-methoxy-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
6-Fluoro-2-methoxy-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
6-Fluoro-3-methoxy-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
2-Fluoro-5-methoxy-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine