4-Bromo-3-cyano-2-(difluoromethyl)pyridine-6-acetic acid
3,6-Dimethoxy-2-(trifluoromethoxy)pyridine-5-acetonitrile
2,4-Dichloro-3-nitro-6-(trifluoromethoxy)pyridine
3-Methoxy-5-nitropicolinonitrile
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