4-Cyano-5-iodo-2-nitro-3-(trifluoromethoxy)pyridine
6-(Chloromethyl)-4-fluoro-2-iodo-3-(trifluoromethoxy)pyridine
2-(Chloromethyl)-4-fluoro-5-iodo-3-(trifluoromethoxy)pyridine
2-(Chloromethyl)-3-fluoro-6-iodo-5-(trifluoromethoxy)pyridine
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