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