3-Methoxy-2-nitro-4-(trifluoromethoxy)pyridine-5-carboxylic acid
5-(Aminomethyl)-4-methoxy-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
3-(Aminomethyl)-2-methoxy-6-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
6-Methoxy-2-nitro-4-(trifluoromethoxy)pyridine-3-carboxylic acid