Methyl 3-(fluoromethyl)-2-iodo-6-(trifluoromethoxy)pyridine-4-acetate
3-(Fluoromethyl)-5-methoxy-2-nitro-6-(trifluoromethoxy)pyridine
3-(Fluoromethyl)-4-methoxy-6-nitro-2-(trifluoromethoxy)pyridine
2-(Fluoromethyl)-6-methoxy-5-nitro-3-(trifluoromethoxy)pyridine