2-Iodo-3-nitro-5-(trifluoromethoxy)pyridine-6-carbonyl chloride
2-Methoxy-6-nitro-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
2,3-Di(pyridin-4-yl)benzene-1-sulfonyl chloride
4-(Aminomethyl)-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-sulfonamide