4-Bromo-2-(fluoromethyl)-5-iodo-3-(trifluoromethoxy)pyridine
3-Chloro-2-cyano-4-methoxy-5-(trifluoromethoxy)pyridine
3-Bromo-5-(fluoromethyl)-4-iodo-2-(trifluoromethoxy)pyridine
6-Chloro-2-cyano-4-methoxy-3-(trifluoromethoxy)pyridine
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