2-(Bromomethyl)-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-6-carbonyl chloride
2-Nitro-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-sulfonyl chloride
3-Nitro-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-4-sulfonyl chloride
6-Nitro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-sulfonyl chloride