2-Chloro-3-nitro-5-(trifluoromethoxy)pyridine-6-carboxaldehyde
4-Chloro-5-cyano-2-iodo-3-(trifluoromethoxy)pyridine
2-Chloro-3-nitro-4-(trifluoromethoxy)pyridine-5-carboxaldehyde
4-Chloro-3-cyano-5-iodo-2-(trifluoromethoxy)pyridine
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