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