3-(Aminomethyl)-5-bromo-2-nitro-6-(trifluoromethoxy)pyridine
4-Bromo-3-cyano-2-(fluoromethyl)-5-(trifluoromethoxy)pyridine
5-Bromo-4-fluoro-2-iodo-3-(trifluoromethoxy)pyridine
4-Bromo-2-cyano-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine
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