4-Cyano-2-iodo-5-(trifluoromethoxy)pyridine-3-acetonitrile
2-Cyano-6-iodo-3-(trifluoromethoxy)pyridine-5-acetonitrile
2-(Difluoromethyl)-4-fluoro-5-nitro-3-(trifluoromethoxy)pyridine
4-Fluoro-5-(fluoromethyl)-2-nitro-3-(trifluoromethoxy)pyridine
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