5-(Fluoromethyl)-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
2-Nitro-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
4-(Fluoromethyl)-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
4-(Fluoromethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine