Methyl 3-(bromomethyl)-5-iodo-4-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 5-(bromomethyl)-4-iodo-2-(trifluoromethoxy)pyridine-3-carboxylate
3-Methoxy-4-methyl-6-nitro-2-(trifluoromethoxy)pyridine
3-Methoxy-4-methyl-2-nitro-6-(trifluoromethoxy)pyridine