2-Cyano-3-(fluoromethyl)-5-(trifluoromethoxy)pyridine
2-(Chloromethyl)-5-cyano-4-(trifluoromethoxy)pyridine
2-(Chloromethyl)-4-cyano-3-(trifluoromethoxy)pyridine
2-Cyano-6-methoxy-3-(trifluoromethoxy)pyridine
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