6-(Fluoromethyl)-2-methoxy-3-nitro-4-(trifluoromethoxy)pyridine
4-Methoxy-5-methyl-2-(trifluoromethoxy)pyridine-3-carbonyl chloride
2-(Fluoromethyl)-5-methoxy-4-nitro-3-(trifluoromethoxy)pyridine
4-Methoxy-6-methyl-2-(trifluoromethoxy)pyridine-3-carbonyl chloride