5-Cyano-3-methyl-4-nitro-2-(trifluoromethoxy)pyridine
3-Chloro-6-(chloromethyl)-2-methyl-5-(trifluoromethoxy)pyridine
5-Cyano-4-methyl-3-nitro-2-(trifluoromethoxy)pyridine
4-Chloro-5-(fluoromethyl)-3-(trifluoromethoxy)pyridine-2-acetonitrile
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