Methyl 2-fluoro-3-nitro-5-(trifluoromethoxy)pyridine-6-carboxylate
4-(Aminomethyl)-3-fluoro-2-methoxy-5-(trifluoromethoxy)pyridine
Methyl 2-fluoro-3-nitro-4-(trifluoromethoxy)pyridine-5-carboxylate
4-(Aminomethyl)-6-fluoro-3-methoxy-2-(trifluoromethoxy)pyridine