4-Bromo-5-(chloromethyl)-2-nitro-3-(trifluoromethoxy)pyridine
3-Bromo-2-(fluoromethyl)-5-iodo-4-(trifluoromethoxy)pyridine
2-Bromo-5-(chloromethyl)-6-nitro-3-(trifluoromethoxy)pyridine
Methyl 3-bromo-2-iodo-4-(trifluoromethoxy)pyridine-6-carboxylate
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