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