Ethyl 3-cyano-2-methyl-6-(trifluoromethoxy)pyridine-4-acetate
2-Chloro-5-nitro-3-(trifluoromethoxy)pyridine-4-acetonitrile
Ethyl 3-cyano-2-methyl-4-(trifluoromethoxy)pyridine-6-acetate
6-Chloro-4-nitro-3-(trifluoromethoxy)pyridine-2-acetonitrile
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