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