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