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