Methyl 5-methoxy-4-nitro-3-(trifluoromethoxy)pyridine-2-acetate
2-(Chloromethyl)-4-iodo-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
Methyl 3-methoxy-4-nitro-2-(trifluoromethoxy)pyridine-5-acetate
2-(Chloromethyl)-3-iodo-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine