3-(Chloromethyl)-5-nitro-2-(trifluoromethoxy)pyridine
3-Chloro-4-methoxy-5-(perfluorophenyl)pyridine
2-Chloro-5-(difluoromethyl)-3-nitropyridine-4-acetonitrile
3-(Bromomethyl)-2-cyano-6-(trifluoromethoxy)pyridine-5-acetic acid
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