5-Bromo-3-nitro-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
5-Bromo-4-nitro-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
4-Chloro-2-fluoro-5-nitro-3-(trifluoromethoxy)pyridine
2-Chloro-6-methyl-5-(trifluoromethoxy)pyridine-3-carboxylic acid
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