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