3,4-Diiodo-2-(trifluoromethoxy)pyridine-6-acetonitrile
2,6-Diiodo-3-(trifluoromethoxy)pyridine-5-acetonitrile
2,3-Diiodo-6-fluoro-5-(trifluoromethoxy)pyridine
3,6-Diiodo-2-(trifluoromethoxy)pyridine-4-acetonitrile
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