Methyl 6-chloro-3-nitro-2-(trifluoromethoxy)pyridine-4-carboxylate
3-Chloro-2-cyano-5-methyl-4-(trifluoromethoxy)pyridine
Methyl 2-chloro-4-nitro-6-(trifluoromethoxy)pyridine-3-carboxylate
3-Chloro-6-cyano-2-methoxy-4-(trifluoromethoxy)pyridine
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