2-Cyano-6-methoxy-3-(trifluoromethoxy)pyridine-5-acetonitrile
6-Cyano-3-methoxy-2-(trifluoromethoxy)pyridine-4-acetonitrile
3-Chloro-2-methyl-5-(trifluoromethoxy)pyridine-4-acetonitrile
2-Cyano-5-methoxy-3-(trifluoromethoxy)pyridine-6-acetonitrile
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