4-Bromo-2-mercaptonicotinonitrile
Methyl 4-bromo-5-cyano-2-(trifluoromethoxy)pyridine-3-carboxylate
2-(Fluoromethyl)-4-methoxy-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
5-(Chloromethyl)-3-iodo-4-nitro-2-(trifluoromethoxy)pyridine
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