5-Fluoro-6-nitropicolinonitrile
Ethyl 3-(difluoromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-6-carboxylate
3-Cyano-2-fluoro-4-methoxy-6-(trifluoromethoxy)pyridine
3-Chloro-5-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-carboxylic acid
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