5-Methoxy-3-nitro-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride
Ethyl 3-methoxy-6-methyl-4-(trifluoromethoxy)pyridine-2-carboxylate
4-(Chloromethyl)-5-methoxy-2-nitro-3-(trifluoromethoxy)pyridine
3-(Chloromethyl)-5-methoxy-4-nitro-2-(trifluoromethoxy)pyridine