Methyl 3-iodo-2-nitro-6-(trifluoromethoxy)pyridine-5-carboxylate
2-(Bromomethyl)-3-methoxy-6-methyl-5-(trifluoromethoxy)pyridine
Methyl 2-iodo-5-nitro-4-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 4-iodo-5-nitro-2-(trifluoromethoxy)pyridine-3-acetate