2-Methoxy-3-nitro-4-(trifluoromethoxy)pyridine-6-sulfonamide
3-(Chloromethyl)-4-methoxy-6-(trifluoromethoxy)pyridine-2-carboxylic acid
2-(Aminomethyl)-3-methoxy-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
3-(Chloromethyl)-2-methoxy-6-(trifluoromethoxy)pyridine-4-carboxylic acid