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