5-Bromo-2-chloro-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine
5-Bromo-3-fluoro-4-nitro-2-(trifluoromethoxy)pyridine
4-Bromo-3-chloro-2-(fluoromethyl)-6-(trifluoromethoxy)pyridine
3-Bromo-2-fluoro-4-nitro-5-(trifluoromethoxy)pyridine
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