2-Amino-6-nitro-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
3-Bromo-4-chloro-2-(trifluoromethoxy)pyridine-5-acetonitrile
3-Amino-4-iodo-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
3-Bromo-2-chloro-4-(trifluoromethoxy)pyridine-5-acetonitrile
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