3-Cyano-2-(difluoromethyl)-6-fluoro-5-(trifluoromethoxy)pyridine
4-Fluoro-6-hydroxy-2-(trifluoromethoxy)pyridine-3-acetic acid
5-Cyano-2-iodo-4-nitro-3-(trifluoromethoxy)pyridine
4-Fluoro-2-hydroxy-5-(trifluoromethoxy)pyridine-3-acetic acid
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